Wehrli Custom Fabrication Inc. specializes in high-performance diesel upgrades and custom metal fabrication. At WCFab, we take great pride in our reputation for providing the highest quality fabricated parts for your Duramax, Powerstroke, & Cummins Diesel trucks. We produce MADE IN THE USA turbo kits and custom performance parts on many different levels for your work, play, or competition diesel truck. You can rest assured you will receive the best quality product, fitment, performance, and customer service.
Showing 3901 to 4200 of 5824 (20 Pages)
GMC Sierra 3500 HD Coolant Tank Kit - Wehrli - OEM Placement, Bengal Gray - Bengal Grey - `11-`16
$474.33
$489.00
Save: $14.67
GMC Sierra 3500 HD Coolant Tank Kit - Wehrli - OEM Placement, Bengal Silver - Bengal Silver - `07-`10
$474.33
$489.00
Save: $14.67
GMC Sierra 3500 HD Coolant Tank Kit - Wehrli - OEM Placement, Fabricated Aluminum - Gun Metal - `07-`10
$474.33
$489.00
Save: $14.67
GMC Sierra 3500 HD Coolant Tank Kit - Wehrli - OEM Placement, Fabricated Aluminum - Sparkle Granny Smith - `11-`16
$498.58
$514.00
Save: $15.42
GMC Sierra 3500 HD Coolant Tank Kit - Wehrli - OEM Placement, Fabricated Aluminum - WCFab Grey - `07-`10
$498.58
$514.00
Save: $15.42
GMC Sierra 3500 HD Coolant Tank Kit - Wehrli - OEM Placement, with Sight Glass - Fine Texture Black - `11-`16
$474.33
$489.00
Save: $14.67
GMC Sierra 3500 HD Coolant Tank Kit - Wehrli - Sparkle Copper - `11-`16
$498.58
$514.00
Save: $15.42
GMC Sierra 3500 HD Engine Splash Shield - Front - Wehrli - Heavy Gauge Aluminum - Bengal Silver - `01-`10
$290.03
$299.00
Save: $8.97
Free Continental US Shipping!
GMC Sierra 3500 HD Engine Splash Shield - Front - Wehrli - Heavy Gauge Aluminum - Candy Red - `20-`25
$314.28
$324.00
Save: $9.72
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GMC Sierra 3500 HD Engine Splash Shield - Front - Wehrli - Lower Splash Shield Kit - Bengal Blue - `11-`19
$290.03
$299.00
Save: $8.97
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GMC Sierra 3500 HD Engine Splash Shield - Lower - Wehrli - Heavy Gauge Aluminum - WCFab Grey - `01-`10
$314.28
$324.00
Save: $9.72
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GMC Sierra 3500 HD Engine Splash Shield - Lower - Wehrli - Heavy Gauge Aluminum - WCFab Grey - `11-`19
$314.28
$324.00
Save: $9.72
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GMC Sierra 3500 HD Engine Splash Shield - Lower Front - Wehrli - Heavy Gauge Aluminum - Bengal Gray - `20-`25
$290.03
$299.00
Save: $8.97
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GMC Sierra 3500 HD Engine Splash Shield - Lower Front - Wehrli - Heavy Gauge Aluminum - Illusion Blueberry - `01-`10
$314.28
$324.00
Save: $9.72
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GMC Sierra 3500 HD Engine Splash Shield - Wehrli - Bengal Gray - `11-`19
$290.03
$299.00
Save: $8.97
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GMC Sierra 3500 HD Engine Splash Shield - Wehrli - Cat Yellow - `01-`10
$290.03
$299.00
Save: $8.97
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GMC Sierra 3500 HD Engine Splash Shield - Wehrli - Lower Splash Shield Kit - Sparkle Bomber Orange - `11-`19
$314.28
$324.00
Save: $9.72
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GMC Sierra 3500 HD Engine Splash Shield - Wehrli - Semi-Gloss Black - `11-`19
$290.03
$299.00
Save: $8.97
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GMC Sierra 3500 HD Engine Splash Shield - Wehrli - Sparkle Copper - `20-`25
$314.28
$324.00
Save: $9.72
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GMC Sierra 3500 HD Engine Splash Shield Kit - Front - Wehrli - Bengal Silver - `11-`19
$290.03
$299.00
Save: $8.97
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GMC Sierra 3500 HD Engine Splash Shield Kit - Front - Wehrli - Lower Splash Shield - Bengal Gray - `01-`10
$290.03
$299.00
Save: $8.97
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GMC Sierra 3500 HD Engine Splash Shield Kit - Front - Wehrli - Lower Splash Shield - WCFab Red - `20-`25
$314.28
$324.00
Save: $9.72
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GMC Sierra 3500 HD Engine Splash Shield Kit - Lower - Wehrli - Bengal Red - `20-`25
$290.03
$299.00
Save: $8.97
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GMC Sierra 3500 HD Engine Splash Shield Kit - Lower - Wehrli - Candy Teal - `11-`19
$314.28
$324.00
Save: $9.72
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GMC Sierra 3500 HD Engine Splash Shield Kit - Lower - Wehrli - Heavy Gauge Aluminum - Chevy Orange - `11-`19
$290.03
$299.00
Save: $8.97
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GMC Sierra 3500 HD Engine Splash Shield Kit - Lower - Wehrli - Heavy Gauge Aluminum - Flat Black - `11-`19
$290.03
$299.00
Save: $8.97
GMC Sierra 3500 HD Engine Splash Shield Kit - Lower - Wehrli - Heavy Gauge Aluminum - Gloss White - `20-`25
$290.03
$299.00
Save: $8.97
Free Continental US Shipping!
GMC Sierra 3500 HD Engine Splash Shield Kit - Lower - Wehrli - Heavy Gauge Aluminum - Sparkle Granny Smith - `01-`10
$314.28
$324.00
Save: $9.72
Free Continental US Shipping!
GMC Sierra 3500 HD Engine Splash Shield Kit - Lower - Wehrli - Heavy Gauge Aluminum - Sparkle Granny Smith - `20-`25
$314.28
$324.00
Save: $9.72
Free Continental US Shipping!
GMC Sierra 3500 HD Engine Splash Shield Kit - Lower - Wehrli - Kiwi Green - `11-`19
$290.03
$299.00
Save: $8.97
Free Continental US Shipping!
GMC Sierra 3500 HD Engine Splash Shield Kit - Lower - Wehrli - Sparkle Copper - `01-`10
$314.28
$324.00
Save: $9.72
Free Continental US Shipping!
GMC Sierra 3500 HD Engine Splash Shield Kit - Lower - Wehrli - WCFab Grey - `20-`25
$314.28
$324.00
Save: $9.72
GMC Sierra 3500 HD Engine Splash Shield Kit - Lower Front - Wehrli - Illusion Purple - `01-`10
$314.28
$324.00
Save: $9.72
Free Continental US Shipping!
GMC Sierra 3500 HD Engine Splash Shield Kit - Wehrli - Bengal Blue - `01-`10
$290.03
$299.00
Save: $8.97
Free Continental US Shipping!
GMC Sierra 3500 HD Engine Splash Shield Kit - Wehrli - Candy Teal - `20-`25
$314.28
$324.00
Save: $9.72
Free Continental US Shipping!
GMC Sierra 3500 HD Engine Splash Shield Kit - Wehrli - Illusion Purple - `11-`19
$314.28
$324.00
Save: $9.72
Free Continental US Shipping!
GMC Sierra 3500 HD Engine Splash Shield Kit - Wehrli - Lower Splash Shield - Cat Yellow - `11-`19
$290.03
$299.00
Save: $8.97
Free Continental US Shipping!
GMC Sierra 3500 HD Fuel Injection Pump Conversion Kit - Wehrli - CP3 Conversion Kit - Black Anodized - `11-`16
$771.15
$795.00
Save: $23.85
Free Continental US Shipping!
GMC Sierra 3500 HD Heat Blanket - Wehrli - VGT Exhaust Housing - Grey - `05-`16
$155.20
$160.00
Save: $4.80
GMC Sierra 3500 HD Intercooler Pipe - Driver Side - Wehrli - 3 in. High Flow - Illusion Purple - `17-`19
$358.90
$370.00
Save: $11.10
Free Continental US Shipping!
GMC Sierra 3500 HD Intercooler Pipe - Driver Side - Wehrli - 3 inch High Flow - Semi-Gloss Black - `17-`19
$334.65
$345.00
Save: $10.35
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GMC Sierra 3500 HD Intercooler Pipe - Driver Side - Wehrli - 3" High Flow - Bengal Grey - `17-`19
$334.65
$345.00
Save: $10.35
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GMC Sierra 3500 HD Intercooler Pipe - Driver Side - Wehrli - 3" High Flow - Bengal Silver - `17-`19
$334.65
$345.00
Save: $10.35
Free Continental US Shipping!
GMC Sierra 3500 HD Intercooler Pipe - Driver Side - Wehrli - 3" High Flow - Sparkle Copper - `17-`19
$358.90
$370.00
Save: $11.10
GMC Sierra 3500 HD Intercooler Pipe - Driver Side - Wehrli - 3" High Flow Driver (Hot) Side - Flat Black - `17-`19
$334.65
$345.00
Save: $10.35
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GMC Sierra 3500 HD Intercooler Pipe - Driver Side - Wehrli - 3" High Flow Driver (Hot) Side - WCFab Red - `17-`19
$358.90
$370.00
Save: $11.10
GMC Sierra 3500 HD Intercooler Pipe - Driver Side - Wehrli - 3in High Flow - Bengal Red - `17-`19
$334.65
$345.00
Save: $10.35
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GMC Sierra 3500 HD Intercooler Pipe - Driver Side - Wehrli - 3in High Flow - Gloss White - `17-`19
$334.65
$345.00
Save: $10.35
GMC Sierra 3500 HD Intercooler Pipe - Driver Side - Wehrli - High Flow 3" - Candy Teal - `17-`19
$358.90
$370.00
Save: $11.10
Free Continental US Shipping!
GMC Sierra 3500 HD Intercooler Pipe - Driver Side - Wehrli - High Flow 3in - Chevy Orange - `17-`19
$334.65
$345.00
Save: $10.35
Free Continental US Shipping!
GMC Sierra 3500 HD Intercooler Pipe - Driver Side - Wehrli - High Flow 3in - Deore Gold - `17-`19
$358.90
$370.00
Save: $11.10
Free Continental US Shipping!
GMC Sierra 3500 HD Intercooler Pipe - Passenger - Wehrli - 3.5in High Flow - Sparkle Granny Smith - `17-`19
$334.65
$345.00
Save: $10.35
Free Continental US Shipping!
GMC Sierra 3500 HD Intercooler Pipe - Passenger Side - Wehrli - 3 in. High Flow Upper Crossover - Bengal Grey - `11-`16
$417.10
$430.00
Save: $12.90
Free Continental US Shipping!
GMC Sierra 3500 HD Intercooler Pipe - Passenger Side - Wehrli - 3.5 in. - Illusion Blueberry - `17-`19
$334.65
$345.00
Save: $10.35
Free Continental US Shipping!
GMC Sierra 3500 HD Intercooler Pipe - Passenger Side - Wehrli - 3.5 in. Cold Side - Sparkle Copper - `17-`19
$334.65
$345.00
Save: $10.35
Free Continental US Shipping!
GMC Sierra 3500 HD Intercooler Pipe - Passenger Side - Wehrli - 3.5 Inch High Flow - Bengal Red - `17-`19
$310.40
$320.00
Save: $9.60
Free Continental US Shipping!
GMC Sierra 3500 HD Intercooler Pipe - Passenger Side - Wehrli - 3.5in High Flow - Cat Yellow - `17-`19
$310.40
$320.00
Save: $9.60
GMC Sierra 3500 HD Intercooler Pipe - Passenger Side - Wehrli - 3.5in High Flow - Kiwi Green - `17-`19
$310.40
$320.00
Save: $9.60
Free Continental US Shipping!
GMC Sierra 3500 HD Intercooler Pipe - Passenger Side - Wehrli - 3.5in High Flow - Semi-Gloss Black - `17-`19
$310.40
$320.00
Save: $9.60
Free Continental US Shipping!
GMC Sierra 3500 HD Intercooler Pipe - Passenger Side - Wehrli - 3.5in High Flow, Cold Side - Bronze Chrome - `17-`19
$334.65
$345.00
Save: $10.35
GMC Sierra 3500 HD Intercooler Pipe - Passenger Side - Wehrli - High Flow 3.5" Aluminum - Bengal Grey - `17-`19
$310.40
$320.00
Save: $9.60
Free Continental US Shipping!
GMC Sierra 3500 HD Intercooler Pipe - Passenger Side - Wehrli - High Flow 3.5in - Deore Gold - `17-`19
$334.65
$345.00
Save: $10.35
Free Continental US Shipping!
GMC Sierra 3500 HD Intercooler Pipe - Passenger Side - Wehrli - High Flow 3.5in - Sparkle Bomber Orange - `17-`19
$334.65
$345.00
Save: $10.35
GMC Sierra 3500 HD Intercooler Pipes - Passenger Side - Wehrli - 3.5 in. High Flow - Bengal Blue - `17-`19
$310.40
$320.00
Save: $9.60
GMC Sierra 3500 HD Intercooler Pipes - Passenger Side - Wehrli - 3.5in High Flow, CNC Machined Flange with Double O-Rings - Illusion Purple - `17-`19
$334.65
$345.00
Save: $10.35
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GMC Sierra 3500 HD Intercooler Pipes - Passenger Side - Wehrli - 3in Upper Crossover - Semi-Gloss Black - `11-`16
$417.10
$430.00
Save: $12.90
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GMC Sierra 3500 HD Performance Air Intake - Wehrli - 4in High Flow - Bengal Silver - `20-`25
$629.53
$649.00
Save: $19.47
GMC Sierra 3500 HD Performance Air Intake - Wehrli - 4in High Flow Aluminum - Illusion Purple - `20-`25
$678.03
$699.00
Save: $20.97
GMC Sierra 3500 HD Performance Air Intake - Wehrli - 4in High Flow, Fabricated Aluminum - Bengal Blue - `20-`25
$629.53
$649.00
Save: $19.47
GMC Sierra 3500 HD Performance Air Intake - Wehrli - 4in Intake Kit - Bengal Grey - `20-`25
$629.53
$649.00
Save: $19.47
GMC Sierra 3500 HD Performance Air Intake - Wehrli - 4in Intake Kit - Brizzle Blue - `20-`25
$629.53
$649.00
Save: $19.47
GMC Sierra 3500 HD Performance Air Intake - Wehrli - 4in Intake Kit - Candy Red - `20-`25
$678.03
$699.00
Save: $20.97
GMC Sierra 3500 HD Performance Air Intake - Wehrli - 4in Intake Kit - Candy Teal - `20-`25
$678.03
$699.00
Save: $20.97
GMC Sierra 3500 HD Performance Air Intake - Wehrli - 4in Intake Kit - Fine Texture Black - `20-`25
$629.53
$649.00
Save: $19.47
GMC Sierra 3500 HD Performance Air Intake - Wehrli - 4in Intake Kit - Gloss Black - `20-`25
$629.53
$649.00
Save: $19.47
GMC Sierra 3500 HD Performance Air Intake - Wehrli - 4in Intake Kit - Red - `20-`25
$678.03
$699.00
Save: $20.97
Free Continental US Shipping!
GMC Sierra 3500 HD Performance Air Intake - Wehrli - 4in Intake Kit - Sparkle Bomber Orange - `20-`25
$678.03
$699.00
Save: $20.97
GMC Sierra 3500 HD Performance Air Intake - Wehrli - 4in Intake Kit, High Flow - Gloss White - `20-`25
$629.53
$649.00
Save: $19.47
GMC Sierra 3500 HD Performance Air Intake - Wehrli - 4in Intake Pipe - Chevy Orange - `20-`25
$227.95
$235.00
Save: $7.05
GMC Sierra 3500 HD Performance Air Intake - Wehrli - 4in Intake Pipe - Sparkle Copper - `20-`25
$252.20
$260.00
Save: $7.80
GMC Sierra 3500 HD Performance Air Intake - Wehrli - 4in WCFab - Gun Metal - `20-`25
$629.53
$649.00
Save: $19.47
GMC Sierra 3500 HD Performance Air Intake - Wehrli - 4in WCFab - Sparkle Copper - `20-`25
$678.03
$699.00
Save: $20.97
GMC Sierra 3500 HD Performance Air Intake - Wehrli - 4in, Dry Filter - Bronze Chrome - `20-`25
$678.03
$699.00
Save: $20.97
GMC Sierra 3500 HD Performance Air Intake - Wehrli - High Flow - Bronze Chrome - `01-`04
$197.88
$204.00
Save: $6.12
GMC Sierra 3500 HD Performance Air Intake - Wehrli - High Flow 4 in. - Fine Texture Black - `01-`04
$173.63
$179.00
Save: $5.37
GMC Sierra 3500 HD Performance Air Intake - Wehrli - High Flow Bundle Kit Stage 1 - Bengal Red - `11-`16
$1,036.93
$1,069.00
Save: $32.07
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GMC Sierra 3500 HD Performance Air Intake - Wehrli - High Flow Intake Horn - Bengal Silver - `17-`25
$260.93
$269.00
Save: $8.07
GMC Sierra 3500 HD Performance Air Intake - Wehrli - High Flow Intake Horn - Cat Yellow - `17-`25
$260.93
$269.00
Save: $8.07
GMC Sierra 3500 HD Performance Air Intake - Wehrli - High Flow Intake Horn - Chevy Orange - `01-`04
$173.63
$179.00
Save: $5.37
GMC Sierra 3500 HD Performance Air Intake - Wehrli - High Flow Intake Horn, 4 in. - Illusion Purple - `01-`04
$197.88
$204.00
Save: $6.12
GMC Sierra 3500 HD Performance Air Intake - Wehrli - High Flow, 4 in. - Bengal Blue - `01-`04
$173.63
$179.00
Save: $5.37
GMC Sierra 3500 HD Performance Air Intake - Wehrli - Intake Kit 4in. - Deore Gold - `07-`10
$577.15
$595.00
Save: $17.85
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GMC Sierra 3500 HD Performance Air Intake - Wehrli - Intake Resonator Pipe, 4in. - Bengal Red - `17-`19
$227.95
$235.00
Save: $7.05
GMC Sierra 3500 HD Performance Air Intake - Wehrli - Stage 1 High Flow Bundle Kit - Gloss White - `11-`16
$1,483.13
$1,529.00
Save: $45.87
GMC Sierra 3500 HD Performance Air Intake - Wehrli - Stage 2 - Bengal Blue - `20-`25
$833.23
$859.00
Save: $25.77
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GMC Sierra 3500 HD Performance Air Intake - Wehrli - Stage 2 - Bengal Red - `20-`24
$833.23
$859.00
Save: $25.77
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GMC Sierra 3500 HD Performance Air Intake - Wehrli - Stage 2 - Bengal Silver - `20-`24
$833.23
$859.00
Save: $25.77
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GMC Sierra 3500 HD Performance Air Intake - Wehrli - Stage 2 - Brizzle Blue - `20-`24
$833.23
$859.00
Save: $25.77
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GMC Sierra 3500 HD Performance Air Intake - Wehrli - Stage 2 - Deore Gold - `20-`25
$905.98
$934.00
Save: $28.02
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GMC Sierra 3500 HD Performance Air Intake - Wehrli - Stage 2 - Gloss Black - `20-`24
$833.23
$859.00
Save: $25.77
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GMC Sierra 3500 HD Performance Air Intake - Wehrli - Stage 2 - Sparkle Copper - `20-`25
$905.98
$934.00
Save: $28.02
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GMC Sierra 3500 HD Performance Air Intake - Wehrli - Stage 2 High Flow Bundle Kit - Gloss Black - `11-`16
$2,284.35
$2,355.00
Save: $70.65
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GMC Sierra 3500 HD Performance Air Intake - Wehrli - Stage 2, 4in - Cat Yellow - `20-`24
$833.23
$859.00
Save: $25.77
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GMC Sierra 3500 HD Performance Air Intake - Wehrli - Stage 2, 4in - Fine Texture Black - `20-`25
$833.23
$859.00
Save: $25.77
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GMC Sierra 3500 HD Performance Air Intake - Wehrli - Stage 2, 4in - Semi-Gloss Black - `20-`24
$833.23
$859.00
Save: $25.77
Free Continental US Shipping!
GMC Sierra 3500 HD Performance Air Intake - Wehrli - Stage 2, 4in - Sparkle Bomber Orange - `20-`25
$905.98
$934.00
Save: $28.02
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GMC Sierra 3500 HD Performance Air Intake - Wehrli - Stage 2, 4in - Sparkle Granny Smith - `20-`25
$905.98
$934.00
Save: $28.02
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GMC Sierra 3500 HD Performance Air Intake - Wehrli - Stage 2, 4in. - Bronze Chrome - `20-`24
$905.98
$934.00
Save: $28.02
Free Continental US Shipping!
GMC Sierra 3500 HD Performance Air Intake - Wehrli - Stage 2, 4in. - Flat Black - `20-`24
$833.23
$859.00
Save: $25.77
Free Continental US Shipping!
GMC Sierra 3500 HD Performance Air Intake - Wehrli - Stage 2, 4in. - Kiwi Green - `20-`25
$833.23
$859.00
Save: $25.77
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GMC Sierra 3500 HD Performance Air Intake - Wehrli - Stage 2, 4in., Dry Air Filter - Candy Teal - `20-`24
$905.98
$934.00
Save: $28.02
Free Continental US Shipping!
GMC Sierra 3500 HD Performance Air Intake - Wehrli - WCF 4in - Kiwi Green - `20-`25
$629.53
$649.00
Save: $19.47
GMC Sierra 3500 HD Performance Air Intake - Wehrli - WCF 4in Intake Kit - Cat Yellow - `20-`25
$629.53
$649.00
Save: $19.47
GMC Sierra 3500 HD Performance Air Intake - Wehrli - WCF Intake Kit - Flat Black - `20-`25
$629.53
$649.00
Save: $19.47
GMC Sierra 3500 HD Performance Exhaust - Wehrli - 2in Stainless Up Pipe Kit - `17-`25
$683.85
$705.00
Save: $21.15
Free Continental US Shipping!
GMC Sierra 3500 HD Performance Exhaust - Wehrli - 3in Stainless Down Pipe - `04-`10
$247.35
$255.00
Save: $7.65
GMC Sierra 3500 HD Performance Exhaust - Wehrli - Heavy Duty 11 Gauge Stainless - `11-`16
$687.73
$709.00
Save: $21.27
Free Continental US Shipping!
GMC Sierra 3500 HD Splash Shield Kit - Front - Wehrli - Heavy Gauge Aluminum - Deore Gold - `20-`25
$314.28
$324.00
Save: $9.72
Free Continental US Shipping!
GMC Sierra 3500 HD Splash Shield Kit - Front - Wehrli - Kiwi Green - `01-`10
$290.03
$299.00
Save: $8.97
Free Continental US Shipping!
GMC Sierra 3500 HD Splash Shield Kit - Front - Wehrli - Lower - Illusion Purple - `20-`25
$314.28
$324.00
Save: $9.72
Free Continental US Shipping!
GMC Sierra 3500 HD Splash Shield Kit - Front - Wehrli - Lower - Semi-Gloss Black - `20-`25
$290.03
$299.00
Save: $8.97
Free Continental US Shipping!
GMC Sierra 3500 HD Splash Shield Kit - Front - Wehrli - Lower, Heavy Gauge Aluminum - Brizzle Blue - `01-`10
$290.03
$299.00
Save: $8.97
Free Continental US Shipping!
GMC Sierra 3500 HD Splash Shield Kit - Lower - Wehrli - Bengal Red - `01-`10
$290.03
$299.00
Save: $8.97
Free Continental US Shipping!
GMC Sierra 3500 HD Splash Shield Kit - Lower - Wehrli - Duramax 6.6L - Brizzle Blue - `11-`19
$290.03
$299.00
Save: $8.97
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GMC Sierra 3500 HD Splash Shield Kit - Lower - Wehrli - Fine Texture Black - Gloss Black - `01-`10
$290.03
$299.00
Save: $8.97
GMC Sierra 3500 HD Splash Shield Kit - Lower - Wehrli - Fine Texture Black - Semi-Gloss Black - `01-`10
$290.03
$299.00
Save: $8.97
Free Continental US Shipping!
GMC Sierra 3500 HD Splash Shield Kit - Lower - Wehrli - Fine Texture Black - `01-`10
$290.03
$299.00
Save: $8.97
GMC Sierra 3500 HD Splash Shield Kit - Lower - Wehrli - Fine Texture Black - `20-`25
$290.03
$299.00
Save: $8.97
Free Continental US Shipping!
GMC Sierra 3500 HD Splash Shield Kit - Lower - Wehrli - Gun Metal - `20-`25
$290.03
$299.00
Save: $8.97
Free Continental US Shipping!
GMC Sierra 3500 HD Splash Shield Kit - Lower - Wehrli - Heavy Gauge Aluminum - Bengal Silver - `20-`25
$290.03
$299.00
Save: $8.97
Free Continental US Shipping!
GMC Sierra 3500 HD Splash Shield Kit - Lower - Wehrli - Heavy Gauge Aluminum - Cat Yellow - `20-`25
$290.03
$299.00
Save: $8.97
Free Continental US Shipping!
GMC Sierra 3500 HD Splash Shield Kit - Lower - Wehrli - Heavy Gauge Aluminum - Chevy Orange - `01-`10
$290.03
$299.00
Save: $8.97
Free Continental US Shipping!
GMC Sierra 3500 HD Splash Shield Kit - Lower - Wehrli - Heavy Gauge Aluminum - Flat Black - `20-`25
$290.03
$299.00
Save: $8.97
Free Continental US Shipping!
GMC Sierra 3500 HD Splash Shield Kit - Lower - Wehrli - Sparkle Bomber Orange - `01-`10
$314.28
$324.00
Save: $9.72
Free Continental US Shipping!
GMC Sierra 3500 HD Splash Shield Kit - Lower - Wehrli - Sparkle Copper - `11-`19
$314.28
$324.00
Save: $9.72
Free Continental US Shipping!
GMC Sierra 3500 HD Splash Shield Kit - Lower - Wehrli - Sparkle Granny Smith - `11-`19
$314.28
$324.00
Save: $9.72
Free Continental US Shipping!
GMC Sierra 3500 HD Splash Shield Kit - Lower - Wehrli - WCFab Red - `01-`10
$314.28
$324.00
Save: $9.72
Free Continental US Shipping!
GMC Sierra 3500 HD Splash Shield Kit - Lower Front - Wehrli - Heavy Gauge Aluminum - Deore Gold - `11-`19
$314.28
$324.00
Save: $9.72
Free Continental US Shipping!
GMC Sierra 3500 HD Splash Shield Kit - Wehrli - Bengal Blue - `20-`25
$290.03
$299.00
Save: $8.97
Free Continental US Shipping!
GMC Sierra 3500 HD Splash Shield Kit - Wehrli - Bronze Chrome - `01-`10
$314.28
$324.00
Save: $9.72
Free Continental US Shipping!
GMC Sierra 3500 HD Splash Shield Kit - Wehrli - Lower - Bronze Chrome - `11-`19
$314.28
$324.00
Save: $9.72
Free Continental US Shipping!
GMC Sierra 3500 HD Splash Shield Kit - Wehrli - Lower - Chevy Orange - `20-`25
$290.03
$299.00
Save: $8.97
Free Continental US Shipping!
GMC Sierra 3500 HD Splash Shield Kit - Wehrli - Lower - Gloss Black - `20-`25
$290.03
$299.00
Save: $8.97
Free Continental US Shipping!
GMC Sierra 3500 HD Splash Shield Kit - Wehrli - Lower Splash Shield - Illusion Blueberry - `11-`19
$314.28
$324.00
Save: $9.72
GMC Sierra 3500 HD Splash Shield Kit - Wehrli - Lower Splash Shield - Kiwi Green - `20-`25
$290.03
$299.00
Save: $8.97
Free Continental US Shipping!
GMC Sierra 3500 HD Splash Shield Kit - Wehrli - Lower Splash Shield Kit - Illusion Blueberry - `20-`25
$314.28
$324.00
Save: $9.72
Free Continental US Shipping!
GMC Sierra 3500 HD Splash Shield Kit - Wehrli - Lower, Heavy Gauge Aluminum - Brizzle Blue - `20-`25
$290.03
$299.00
Save: $8.97
Free Continental US Shipping!
GMC Sierra 3500 HD Stubby Antenna - Wehrli - Billet TIG Torch - Sparkle Copper - `20-`25
$78.57
$81.00
Save: $2.43
GMC Sierra 3500 HD Upper Coolant Pipe - Wehrli - Aluminum - Fine Texture Black - `06-`10
$144.53
$149.00
Save: $4.47
GMC Sierra 3500 HD Upper Coolant Pipe - Wehrli - Aluminum - Flat Black - `06-`10
$144.53
$149.00
Save: $4.47
GMC Sierra 3500 HD Upper Coolant Pipe - Wehrli - Aluminum - Illusion Purple - `06-`10
$168.78
$174.00
Save: $5.22
GMC Sierra 3500 HD Upper Coolant Pipe - Wehrli - Aluminum - Sparkle Granny Smith - `06-`10
$168.78
$174.00
Save: $5.22
GMC Sierra 3500 HD Upper Coolant Pipe - Wehrli - Aluminum, Duramax LBZ/LMM - Kiwi Green - `06-`10
$144.53
$149.00
Save: $4.47
GMC Sierra 3500 HD Upper Coolant Pipe - Wehrli - Aluminum, Powder Coated - Candy Red - `06-`10
$168.78
$174.00
Save: $5.22
GMC Sierra 3500 HD Upper Coolant Pipe - Wehrli - Aluminum, Powder Coated - Gun Metal - `06-`10
$144.53
$149.00
Save: $4.47
GMC Sierra 3500 HD Upper Coolant Pipe - Wehrli - Bengal Blue - `06-`10
$144.53
$149.00
Save: $4.47
GMC Sierra 3500 HD Upper Coolant Pipe - Wehrli - Bengal Grey - `06-`10
$144.53
$149.00
Save: $4.47
GMC Sierra 3500 HD Upper Coolant Pipe - Wehrli - Bronze Chrome - `06-`10
$168.78
$174.00
Save: $5.22
GMC Sierra 3500 HD Upper Coolant Pipe - Wehrli - Cat Yellow - `06-`10
$144.53
$149.00
Save: $4.47
GMC Sierra 3500 HD Upper Coolant Pipe - Wehrli - Semi-Gloss Black - `06-`10
$144.53
$149.00
Save: $4.47
GMC Sierra 3500 HD Upper Coolant Pipe - Wehrli - Sparkle Bomber Orange - `06-`10
$168.78
$174.00
Save: $5.22
GMC Sierra 3500 HD Upper Coolant Pipe - Wehrli - Sparkle Copper - `06-`10
$168.78
$174.00
Save: $5.22
GMC Sierra 3500 HD Upper Coolant Pipe - Wehrli - WCFab Grey - `06-`10
$168.78
$174.00
Save: $5.22
GMC Sierra 3500 Intercooler Pipe - Driver Side - Wehrli - 3 in. - Sparkle Granny Smith - `17-`19
$358.90
$370.00
Save: $11.10
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GMC Sierra 3500 Intercooler Pipe - Driver Side - Wehrli - 3 in. High Flow - Bengal Blue - `17-`19
$334.65
$345.00
Save: $10.35
GMC Sierra 3500 Intercooler Pipe - Driver Side - Wehrli - 3 in. High Flow - Sparkle Bomber Orange - `17-`19
$358.90
$370.00
Save: $11.10
Free Continental US Shipping!
GMC Sierra 3500 Intercooler Pipe - Driver Side - Wehrli - 3 Inch High Flow - Gun Metal - `17-`19
$334.65
$345.00
Save: $10.35
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GMC Sierra 3500 Intercooler Pipe - Driver Side - Wehrli - 3" High Flow - Illusion Blueberry - `17-`19
$358.90
$370.00
Save: $11.10
Free Continental US Shipping!
GMC Sierra 3500 Intercooler Pipe - Driver Side - Wehrli - 3in High Flow - Kiwi Green - `17-`19
$334.65
$345.00
Save: $10.35
Free Continental US Shipping!
GMC Sierra 3500 Intercooler Pipe - Driver Side - Wehrli - 3in High Flow - WCFab Grey - `17-`19
$358.90
$370.00
Save: $11.10
GMC Sierra 3500 Intercooler Pipe - Driver Side - Wehrli - 3in High Flow Pipe - Candy Red - `17-`19
$358.90
$370.00
Save: $11.10
GMC Sierra 3500 Intercooler Pipe - Driver Side - Wehrli - High Flow 3" - Fine Texture Black - `17-`19
$334.65
$345.00
Save: $10.35
Free Continental US Shipping!
GMC Sierra 3500 Intercooler Pipe - Passenger Side - Wehrli - 3.5 in. - Sparkle Bomber Orange - `20-`25
$397.70
$410.00
Save: $12.30
Free Continental US Shipping!
GMC Sierra 3500 Intercooler Pipe - Passenger Side - Wehrli - 3.5 in. High Flow - Brizzle Blue - `17-`19
$310.40
$320.00
Save: $9.60
GMC Sierra 3500 Intercooler Pipe - Passenger Side - Wehrli - 3.5 in. High Flow - Candy Teal - `17-`19
$334.65
$345.00
Save: $10.35
Free Continental US Shipping!
GMC Sierra 3500 Intercooler Pipe - Passenger Side - Wehrli - 3.5 in. High Flow - Chevy Orange - `17-`19
$310.40
$320.00
Save: $9.60
Free Continental US Shipping!
GMC Sierra 3500 Intercooler Pipe - Passenger Side - Wehrli - 3.5 in. High Flow - Gun Metal - `11-`16
$334.65
$345.00
Save: $10.35
GMC Sierra 3500 Intercooler Pipe - Passenger Side - Wehrli - 3.5 inch High Flow - Candy Red - `17-`19
$334.65
$345.00
Save: $10.35
GMC Sierra 3500 Intercooler Pipe - Passenger Side - Wehrli - 3.5in High Flow - Fine Texture Black - `17-`19
$310.40
$320.00
Save: $9.60
Free Continental US Shipping!
GMC Sierra 3500 Intercooler Pipe - Passenger Side - Wehrli - 3.5in High Flow - Flat Black - `17-`19
$310.40
$320.00
Save: $9.60
Free Continental US Shipping!
GMC Sierra 3500 Intercooler Pipe - Passenger Side - Wehrli - 3.5in High Flow - Gun Metal - `17-`19
$310.40
$320.00
Save: $9.60
Free Continental US Shipping!
GMC Sierra 3500 Intercooler Pipe - Passenger Side - Wehrli - 3.5in High Flow - WCFab Grey - `17-`19
$334.65
$345.00
Save: $10.35
GMC Sierra 3500 Intercooler Pipe - Passenger Side - Wehrli - 3.5in High Flow - WCFab Red - `17-`19
$334.65
$345.00
Save: $10.35
GMC Sierra 3500 Intercooler Pipe Kit - Driver Side - Wehrli - 3in High Flow - Brizzle Blue - `17-`19
$334.65
$345.00
Save: $10.35
GMC Sierra 3500 Oil Fill Cap - Wehrli - Billet - Clear Anodized - `01-`25
$51.41
$53.00
Save: $1.59
GMC Sierra 3500 Oil Fill Cap - Wehrli - Billet Aluminum - Black Anodized - `01-`25
$51.41
$53.00
Save: $1.59
GMC Sierra 3500 Performance Air Intake - Wehrli - 3in Y-Bridge Kit - Gloss White - `01-`04
$897.25
$925.00
Save: $27.75
Free Continental US Shipping!
GMC Sierra 3500 Performance Air Intake - Wehrli - 4" High Flow - Bengal Red - `20-`25
$629.53
$649.00
Save: $19.47
GMC Sierra 3500 Performance Air Intake - Wehrli - 4" Intake Resonator Pipe - Candy Red - `20-`25
$252.20
$260.00
Save: $7.80
GMC Sierra 3500 Performance Air Intake - Wehrli - 4in - Grey - `20-`25
$678.03
$699.00
Save: $20.97
Free Continental US Shipping!
GMC Sierra 3500 Performance Air Intake - Wehrli - 4in Intake Kit - Sparkle Copper - `06-`07
$577.15
$595.00
Save: $17.85
Free Continental US Shipping!
GMC Sierra 3500 Performance Air Intake - Wehrli - 4in Intake Pipe - Bengal Red - `20-`25
$227.95
$235.00
Save: $7.05
GMC Sierra 3500 Performance Air Intake - Wehrli - 4in Intake Pipe - Bengal Silver - `20-`25
$227.95
$235.00
Save: $7.05
GMC Sierra 3500 Performance Air Intake - Wehrli - 4in Intake Pipe - Bronze Chrome - `20-`24
$252.20
$260.00
Save: $7.80
GMC Sierra 3500 Performance Air Intake - Wehrli - 4in Intake Pipe - Fine Texture Black - `20-`24
$227.95
$235.00
Save: $7.05
GMC Sierra 3500 Performance Air Intake - Wehrli - 4in Intake Pipe - Illusion Purple - `20-`25
$252.20
$260.00
Save: $7.80
GMC Sierra 3500 Performance Air Intake - Wehrli - 4in Intake Pipe - WCFab Grey - `20-`24
$252.20
$260.00
Save: $7.80
GMC Sierra 3500 Performance Air Intake - Wehrli - 4in Intake Pipe, OEM Air Box - Gloss Black - `20-`25
$227.95
$235.00
Save: $7.05
GMC Sierra 3500 Performance Air Intake - Wehrli - 4in Intake Resonator Pipe - Sparkle Bomber Orange - `20-`24
$252.20
$260.00
Save: $7.80
GMC Sierra 3500 Performance Air Intake - Wehrli - High Flow 4in Intake Horn - WCFab Red - `01-`04
$197.88
$204.00
Save: $6.12
GMC Sierra 3500 Performance Air Intake - Wehrli - High Flow Bundle Kit Stage 1 - Illusion Blueberry - `11-`16
$1,085.43
$1,119.00
Save: $33.57
Free Continental US Shipping!
GMC Sierra 3500 Performance Air Intake - Wehrli - High Flow Cast Intake Horn - Bengal Red - `01-`04
$173.63
$179.00
Save: $5.37
GMC Sierra 3500 Performance Air Intake - Wehrli - High Flow Cast Turbo Intake Horn - Bengal Red - `17-`24
$260.93
$269.00
Save: $8.07
GMC Sierra 3500 Performance Air Intake - Wehrli - High Flow Intake Horn - Brizzle Blue - `01-`04
$173.63
$179.00
Save: $5.37
GMC Sierra 3500 Performance Air Intake - Wehrli - High Flow Intake Horn - Candy Red - `17-`24
$285.18
$294.00
Save: $8.82
Free Continental US Shipping!
GMC Sierra 3500 Performance Air Intake - Wehrli - High Flow Intake Horn - Candy Teal - `17-`24
$285.18
$294.00
Save: $8.82
Free Continental US Shipping!
GMC Sierra 3500 Performance Air Intake - Wehrli - High Flow Intake Horn - Gloss Black - `17-`24
$260.93
$269.00
Save: $8.07
GMC Sierra 3500 Performance Air Intake - Wehrli - High Flow Intake Horn - Illusion Purple - `17-`24
$285.18
$294.00
Save: $8.82
Free Continental US Shipping!
GMC Sierra 3500 Performance Air Intake - Wehrli - High Flow Intake Horn - Sparkle Granny Smith - `01-`04
$197.88
$204.00
Save: $6.12
GMC Sierra 3500 Performance Air Intake - Wehrli - Intake Resonator Pipe - Bengal Blue - `20-`25
$227.95
$235.00
Save: $7.05
GMC Sierra 3500 Performance Air Intake - Wehrli - Stage 2 - Candy Red - `20-`24
$905.98
$934.00
Save: $28.02
Free Continental US Shipping!
GMC Sierra 3500 Performance Air Intake - Wehrli - Stage 2 - Illusion Blueberry - `20-`24
$905.98
$934.00
Save: $28.02
Free Continental US Shipping!
GMC Sierra 3500 Performance Air Intake - Wehrli - Stage 2 - Illusion Purple - `20-`24
$905.98
$934.00
Save: $28.02
Free Continental US Shipping!
GMC Sierra 3500 Performance Air Intake - Wehrli - Stage 2, 4in - Chevy Orange - `20-`25
$833.23
$859.00
Save: $25.77
Free Continental US Shipping!
GMC Sierra 3500 Performance Air Intake - Wehrli - Stage 2, 4in - Gun Metal - `20-`24
$833.23
$859.00
Save: $25.77
Free Continental US Shipping!
GMC Sierra 3500 Performance Air Intake - Wehrli - Stage 2, 4in - Red - `20-`24
$905.98
$934.00
Save: $28.02
Free Continental US Shipping!
GMC Sierra 3500 Performance Air Intake - Wehrli - Stage 2, 4in. - Bengal Grey - `20-`24
$833.23
$859.00
Save: $25.77
Free Continental US Shipping!
GMC Sierra 3500 Performance Air Intake - Wehrli - WCF Intake Kit - Sparkle Bomber Orange - `06-`07
$577.15
$595.00
Save: $17.85
Free Continental US Shipping!
GMC Sierra 3500 Splash Shield Kit - Front - Wehrli - Lower - Bronze Chrome - `20-`25
$314.28
$324.00
Save: $9.72
Free Continental US Shipping!
GMC Sierra 3500 Splash Shield Kit - Front - Wehrli - Lower - Gloss Black - `11-`19
$290.03
$299.00
Save: $8.97
GMC Sierra 3500 Splash Shield Kit - Lower - Wehrli - Candy Teal - `01-`10
$314.28
$324.00
Save: $9.72
Free Continental US Shipping!
GMC Sierra 3500 Splash Shield Kit - Lower - Wehrli - Deore - Gold - `01-`10
$314.28
$324.00
Save: $9.72
Free Continental US Shipping!
GMC Sierra 3500 Splash Shield Kit - Lower - Wehrli - Gun Metal - `01-`10
$290.03
$299.00
Save: $8.97
Free Continental US Shipping!
GMC Sierra 3500 Splash Shield Kit - Lower - Wehrli - Gun Metal - `11-`19
$290.03
$299.00
Save: $8.97
GMC Sierra 3500 Splash Shield Kit - Wehrli - Lower - Bengal Red - `11-`19
$290.03
$299.00
Save: $8.97
Free Continental US Shipping!
GMC Sierra 3500 Splash Shield Kit - Wehrli - Lower - Gloss White - `11-`19
$290.03
$299.00
Save: $8.97
GMC Sierra 3500 Thermostat Housing Kit - Wehrli - Billet Thermostat Housing - Bengal Grey - `01-`05
$474.33
$489.00
Save: $14.67
GMC Sierra 3500 Thermostat Housing Kit - Wehrli - Candy Red - `11-`16
$198.85
$205.00
Save: $6.15
GMC Sierra 3500 Transfer Case Brace - Wehrli - Brizzle Blue - `01-`07
$179.45
$185.00
Save: $5.55
GMC Sierra 3500 Turbo Intake Horn - Wehrli - High Flow - Bengal Grey - `17-`24
$260.93
$269.00
Save: $8.07
GMC Sierra 3500 Turbocharger Kit - Wehrli - S400/Stock - Brizzle Blue - `01-`04
$3,351.35
$3,455.00
Save: $103.65
GMC Sierra 3500 Upper Coolant Pipe - Wehrli - Aluminum - Bengal Blue - `01-`05
$144.53
$149.00
Save: $4.47
GMC Sierra 3500 Upper Coolant Pipe - Wehrli - Aluminum - Bengal Red - `06-`10
$144.53
$149.00
Save: $4.47
GMC Sierra 3500 Upper Coolant Pipe - Wehrli - Aluminum - Bengal Silver - `06-`10
$144.53
$149.00
Save: $4.47
GMC Sierra 3500 Upper Coolant Pipe - Wehrli - Aluminum - Brizzle Blue - `06-`10
$144.53
$149.00
Save: $4.47
GMC Sierra 3500 Upper Coolant Pipe - Wehrli - Aluminum - Candy Teal - `06-`10
$168.78
$174.00
Save: $5.22
GMC Sierra 3500 Upper Coolant Pipe - Wehrli - Aluminum - Illusion Purple - `01-`05
$168.78
$174.00
Save: $5.22
GMC Sierra 3500 Upper Coolant Pipe - Wehrli - Aluminum - Sparkle Bomber Orange - `01-`05
$168.78
$174.00
Save: $5.22
GMC Sierra 3500 Upper Coolant Pipe - Wehrli - Aluminum for Duramax LB7/LLY - Semi-Gloss Black - `01-`05
$144.53
$149.00
Save: $4.47
GMC Sierra 3500 Upper Coolant Pipe - Wehrli - Aluminum for LB7/LLY Duramax - Cat Yellow - `01-`05
$144.53
$149.00
Save: $4.47
GMC Sierra 3500 Upper Coolant Pipe - Wehrli - Aluminum for LB7/LLY Duramax - Gloss Black - `01-`05
$144.53
$149.00
Save: $4.47
GMC Sierra 3500 Upper Coolant Pipe - Wehrli - Aluminum Hard Pipe - Illusion Blueberry - `20-`25
$194.00
$200.00
Save: $6.00
GMC Sierra 3500 Upper Coolant Pipe - Wehrli - Aluminum Hard Pipe - Illusion Purple - `20-`25
$194.00
$200.00
Save: $6.00
GMC Sierra 3500 Upper Coolant Pipe - Wehrli - Aluminum, Powder Coated - Chevy Orange - `20-`25
$169.75
$175.00
Save: $5.25
GMC Sierra 3500 Upper Coolant Pipe - Wehrli - Bengal Blue - `20-`25
$169.75
$175.00
Save: $5.25
GMC Sierra 3500 Upper Coolant Pipe - Wehrli - Bengal Grey - `01-`05
$144.53
$149.00
Save: $4.47
GMC Sierra 3500 Upper Coolant Pipe - Wehrli - Bengal Silver - `20-`25
$169.75
$175.00
Save: $5.25
GMC Sierra 3500 Upper Coolant Pipe - Wehrli - Brizzle Blue - `01-`05
$173.63
$179.00
Save: $5.37
GMC Sierra 3500 Upper Coolant Pipe - Wehrli - Candy Red - `01-`05
$168.78
$174.00
Save: $5.22
GMC Sierra 3500 Upper Coolant Pipe - Wehrli - Candy Teal - `20-`25
$194.00
$200.00
Save: $6.00
GMC Sierra 3500 Upper Coolant Pipe - Wehrli - Chevy Orange - `01-`05
$144.53
$149.00
Save: $4.47
GMC Sierra 3500 Upper Coolant Pipe - Wehrli - Chevy Orange - `06-`10
$144.53
$149.00
Save: $4.47
GMC Sierra 3500 Upper Coolant Pipe - Wehrli - Deore Gold - `01-`05
$168.78
$174.00
Save: $5.22
GMC Sierra 3500 Upper Coolant Pipe - Wehrli - Duramax L5P 6.6L - Gloss White - `20-`25
$169.75
$175.00
Save: $5.25
GMC Sierra 3500 Upper Coolant Pipe - Wehrli - Fabricated Aluminum - Bronze Chrome - `20-`25
$194.00
$200.00
Save: $6.00
GMC Sierra 3500 Upper Coolant Pipe - Wehrli - Fabricated Aluminum - WCFab Grey - `20-`25
$194.00
$200.00
Save: $6.00
GMC Sierra 3500 Upper Coolant Pipe - Wehrli - Fabricated Aluminum, Powder Coated - Bengal Red - `20-`25
$169.75
$175.00
Save: $5.25
GMC Sierra 3500 Upper Coolant Pipe - Wehrli - Fabricated Aluminum, Powder Coated - Brizzle Blue - `20-`25
$169.75
$175.00
Save: $5.25
GMC Sierra 3500 Upper Coolant Pipe - Wehrli - Fine Texture Black - `20-`25
$169.75
$175.00
Save: $5.25
GMC Sierra 3500 Upper Coolant Pipe - Wehrli - Gloss Black - `20-`25
$169.75
$175.00
Save: $5.25
GMC Sierra 3500 Upper Coolant Pipe - Wehrli - Gloss White - `06-`10
$144.53
$149.00
Save: $4.47
GMC Sierra 3500 Upper Coolant Pipe - Wehrli - Gun Metal - `01-`05
$144.53
$149.00
Save: $4.47
GMC Sierra 3500 Upper Coolant Pipe - Wehrli - Illusion Blueberry - `06-`10
$168.78
$174.00
Save: $5.22
GMC Sierra 3500 Upper Coolant Pipe - Wehrli - Kiwi Green - `01-`05
$144.53
$149.00
Save: $4.47
GMC Sierra 3500 Upper Coolant Pipe - Wehrli - Semi-Gloss Black - `20-`25
$169.75
$175.00
Save: $5.25
GMC Sierra 3500 Upper Coolant Pipe - Wehrli - Sparkle Copper - `01-`05
$168.78
$174.00
Save: $5.22
GMC Sierra 3500 Upper Coolant Pipe - Wehrli - Sparkle Copper - `20-`25
$194.00
$200.00
Save: $6.00
GMC Sierra 3500 Upper Coolant Pipe - Wehrli - Sparkle Granny Smith - `01-`05
$168.78
$174.00
Save: $5.22
GMC Sierra 3500 Upper Coolant Pipe - Wehrli - Sparkle Granny Smith - `20-`25
$194.00
$200.00
Save: $6.00
GMC Sierra 3500 Upper Coolant Pipe - Wehrli - WCFab - Red - `01-`05
$168.78
$174.00
Save: $5.22
GMC Sierra 3500 Upper Coolant Pipe - Wehrli - WCFab - Red - `06-`10
$168.78
$174.00
Save: $5.22
GMC Sierra 3500HD Bumper Spacer Kit - Front - Wehrli - 3/4 inch - Flat Black - `15-`19
$257.05
$265.00
Save: $7.95
GMC Sierra 3500HD Bumper Spacer Kit - Front - Wehrli - 3/4 inch Billet Aluminum - Flat Black - `20-`25
$198.85
$205.00
Save: $6.15
GMC Sierra 3500HD Bumper Spacer Kit - Front - Wehrli - 3/8 inch - Flat Black - `15-`19
$184.30
$190.00
Save: $5.70
GMC Sierra 3500HD Bumper Spacer Kit - Front - Wehrli - 3/8" - Flat Black - `20-`25
$142.59
$147.00
Save: $4.41
GMC Sierra 3500HD Coolant Tank Kit - Wehrli - OEM Placement, Fabricated Aluminum - Bengal Blue - `20-`25
$523.80
$540.00
Save: $16.20
GMC Sierra 3500HD Engine Mount - Wehrli - Heavy Duty - Gloss White - `01-`10
$464.63
$479.00
Save: $14.37
GMC Sierra 3500HD Engine Mount - Wehrli - Heavy Duty - Illusion Purple - `11-`16
$488.88
$504.00
Save: $15.12
GMC Sierra 3500HD Engine Mount - Wehrli - Heavy Duty - Semi-Gloss Black - `11-`16
$464.63
$479.00
Save: $14.37
GMC Sierra 3500HD Engine Mounts - Wehrli - Heavy Duty - Brizzle Blue - `11-`16
$464.63
$479.00
Save: $14.37
GMC Sierra 3500HD Engine Mounts - Wehrli - Heavy Duty - Gloss Black - `01-`10
$464.63
$479.00
Save: $14.37
GMC Sierra 3500HD Intake Horn - Wehrli - High Flow Cast Aluminum - Bengal Red - `11-`16
$397.70
$410.00
Save: $12.30
GMC Sierra 3500HD Intercooler Pipe - Passenger Side - Wehrli - 3 in. High Flow - Sparkle Granny Smith - `04-`05
$320.10
$330.00
Save: $9.90
Free Continental US Shipping!
GMC Sierra 3500HD Intercooler Pipe - Passenger Side - Wehrli - 3 in. Upper Crossover - Sparkle Granny Smith - `11-`16
$441.35
$455.00
Save: $13.65
Free Continental US Shipping!
GMC Sierra 3500HD Intercooler Pipe - Passenger Side - Wehrli - Flat Black - `11-`16
$334.65
$345.00
Save: $10.35
Free Continental US Shipping!
GMC Sierra 3500HD Intercooler Pipe - Passenger Side - Wehrli - Upper Crossover, 3in - Flat Black - `11-`16
$417.10
$430.00
Save: $12.90
Free Continental US Shipping!
GMC Sierra 3500HD Intercooler Pipe - Passenger Side Upper - Wehrli - 3in Upper Crossover - Brizzle Blue - `11-`16
$417.10
$430.00
Save: $12.90
Free Continental US Shipping!
GMC Sierra 3500HD Intercooler Pipe - Wehrli - Driver Side 3in - Semi Gloss Black - `11-`16
$548.05
$565.00
Save: $16.95
Free Continental US Shipping!
GMC Sierra 3500HD Intercooler Pipe Kit - Passenger Side Upper - Wehrli - High Flow Crossover - Bengal Blue - `11-`16
$417.10
$430.00
Save: $12.90
GMC Sierra 3500HD Oil Pan - Wehrli - High Capacity Aluminum - Cat Yellow - `20-`26
$493.73
$509.00
Save: $15.27