Showing 1 to 131 of 131 (1 Pages)
Recommended by MADNESS
Audi A4 - (TDI, FSI, TFSI) - Performance Air Filter by BMC - FB533/08-01
$107.90
$108.90
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Audi A4 Diverter Valve by Go Fast Bits / GFB - ATMO DV+
$206.55
$229.50
Save: $22.95
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Audi A4 Diverter Valve by Go Fast Bits / GFB - DV+
$153.90
$171.00
Save: $17.10
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Audi A4 Diverter Valve by Go Fast Bits / GFB - DV+ - 25mm Bosch Diverter Valve Replacement
$158.99
$179.99
Save: $21.00
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Audi A4 Diverter Valve by Go Fast Bits / GFB - DV+ w/Pierburg Diverter Valve
$252.45
$280.50
Save: $28.05
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Audi A4 Diverter Valve by Go Fast Bits / GFB - Mach 2 TMS Recirculating - 25mm Inlet/25mm Outlet
$180.45
$200.50
Save: $20.05
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Audi S4 Diverter Valve by Go Fast Bits / GFB - DV+
$252.45
$280.50
Save: $28.05
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Audi S4 Diverter Valve by Go Fast Bits / GFB - DV+ - 25mm Bosch Diverter Valve Replacement
$158.99
$179.99
Save: $21.00
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Audi S4 Diverter Valve by Go Fast Bits / GFB - VTA Blow Off Valve
$269.37
$299.30
Save: $29.93
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BMC Filter Cleaning Kit - Complete Washing Kit (Detergent + Oil Bottle)
$23.40
$24.40
Save: $1.00
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BMC Intake Replacement Filter - 54mm/ 2.125"
$86.99
$126.99
Save: $40.00
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BMC Intake Replacement Filter - 63mm/ 2.5" - FBTW63-140P
$74.90
$75.90
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BMC Intake Replacement Filter - 70mm/ 2.75" - FBTS70-150P
$69.40
$70.40
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BMC Intake Replacement Filter - 70mm/ 2.75" - FBTW70-140P
$84.80
$85.80
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BMC Intake Replacement Filter - Carbon Dynamic Airbox (CDA) - 2.75" Inlet/ Outlet - ACCDASP-56
$289.99
$259.99
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Audi A4 Turbo Recirculation Valve - 25mm Bosch Diverter Valve Replacement by Forge Motorsport - Black
$239.99
$259.99
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Audi RS4 Turbo Recirculation Valve - 25mm Bosch Diverter Valve Replacement by Forge Motorsport - Black
$239.99
$259.99
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Audi A4 Blow Off Valve - Kompact - Turbosmart - Dual Port
$303.95
$337.72
Save: $33.77
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Audi A4 Blow Off Valve - Kompact - Turbosmart - Plumb Back
$267.95
$297.72
Save: $29.77
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Audi A4 High-Performance Ignition Coil (4 Pack) - aFe - SCORCHER - `15-`20
$209.00
$250.80
Save: $41.80
Audi A4 Oil Filter - aFe - Pro GUARD - `17-`20
$16.00
$19.20
Save: $3.20
Audi RS4 V6 Valve Spring Tuning Kit by Forge Motorsport
$34.99
$39.99
Save: $5.00
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Audi A4 Quattro Catalytic Converter - Driver Side - Magnaflow - HM Grade Direct-Fit - `05-`08
$861.00
$1,033.20
Save: $172.20
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Audi A4 Quattro Catalytic Converter - Passenger Side - Magnaflow - OEM Grade Direct-Fit - `02-`05
$683.00
$819.60
Save: $136.60
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Universal Performance Catalytic Converter by MagnaFlow - 13" Overall
$208.99
$249.99
Save: $41.00
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Universal Performance Catalytic Converter by MagnaFlow - 15" Overall
$220.99
$260.99
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Universal Performance Catalytic Converter by MagnaFlow - 16" Overall
$151.99
$180.99
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Universal Performance Catalytic Converter by MagnaFlow - 2.5" Inlet
$138.99
$169.99
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Universal Performance Catalytic Converter by MagnaFlow - 8" Body
$189.99
$209.99
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Universal Performance Catalytic Converter by MagnaFlow - 8" Overall
$107.99
$127.99
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Audi A4 Direct Fit Oxygen Sensor - NGK - OE Type - `05-`09
$119.99
$139.99
Save: $20.00
Audi A4 Oil Filter - K&N Engineering - Spin-On - `97-`06
$10.99
$13.19
Save: $2.20
Audi A4 Oxygen Sensor - NGK - 5-Wire Wideband - `05-`09
$144.99
$169.99
Save: $25.00
Audi A4 Oxygen Sensor - NGK - 5-Wire Wideband A/F Sensor - `01-`06
$139.99
$164.99
Save: $25.00
Audi A4 Oxygen Sensor - NGK - Direct Fit - `00-`01
$124.99
$144.99
Save: $20.00
Audi A4 Oxygen Sensor - NGK - Direct Fit - `00-`01
$124.99
$144.99
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Audi A4 Oxygen Sensor - NGK - Direct Fit - `00-`06
$99.99
$114.99
Save: $15.00
Audi A4 Oxygen Sensor - NGK - Direct Fit - `09-`10
$99.99
$114.99
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Audi A4 Quattro Oxygen Sensor - NGK - Direct Fit - 2009
$94.99
$109.99
Save: $15.00
Audi A4 Quattro Spark Plug - NGK - Laser Platinum - `11-`12
$48.14
$57.77
Save: $9.63
Audi A4 Quattro Spark Plug - NGK - Laser Platinum, Multi-Ground - `05-`08
$56.09
$64.99
Save: $8.90
Audi A4 Quattro Spark Plugs - NGK - Laser Platinum - `02-`06
$48.14
$57.77
Save: $9.63
Audi A4 Spark Plug - NGK - Laser Platinum, Multi-Ground - `05-`08
$56.09
$64.99
Save: $8.90
Audi A4 Spark Plug Wire Set - NGK - High-temp premium silicone outer jacket - `97-`01
$129.99
$154.99
Save: $25.00
Audi A4 Spark Plugs - NGK - Laser Platinum - `02-`05
$48.14
$57.77
Save: $9.63
Audi A4 Spark Plugs - NGK - Nickel Standard (BKR6EKUB) - Box of 4 - `97-`06
$29.72
$35.66
Save: $5.94
Audi RS4 Performance Exhaust - InoXcar Racing - w/ OEM Valves - Quattro Avant 2.9L
$2,699.99
$2,999.99
Save: $300.00
Audi RS4 Spark Plug - NGK - Laser Platinum, Multi-Ground - `07-`08
$56.09
$64.99
Save: $8.90
Audi S4 Fuel Injector Set (8 Cyl) - DeatschWerks - 550cc - `01-`09
$719.00
$862.80
Save: $143.80
Audi S4 Fuel Injector Set - DeatschWerks - 750cc - `01-`09
$819.00
$982.80
Save: $163.80
Audi S4 Spark Plugs - NGK - Laser Platinum - `10-`14
$48.22
$57.86
Save: $9.64
Audi A4 A/C Condenser - CSF - `09-`14
$89.99
$104.99
Save: $15.00
Audi A4 allroad A/C Condenser - CSF - `13-`16
$84.99
$99.99
Save: $15.00
Audi A4 Camshaft Seals - Victor Reinz - `02-`05
$24.85
$29.82
Save: $4.97
Audi A4 Cylinder Head Bolts - Victor Reinz - `02-`05
$149.99
$174.99
Save: $25.00
Audi A4 Cylinder Head Bolts - Victor Reinz - `02-`06
$40.97
$49.16
Save: $8.19
Audi A4 Cylinder Head Bolts - Victor Reinz - `06-`08
$26.18
$31.42
Save: $5.24
Audi A4 Cylinder Head Bolts - Victor Reinz - `97-`01
$40.61
$48.73
Save: $8.12
Audi A4 Cylinder Head Bolts - Victor Reinz - `97-`01
$79.99
$94.99
Save: $15.00
Audi A4 Cylinder Head Gasket - Left - Victor Reinz - `06-`08
$69.99
$79.99
Save: $10.00
Audi A4 Engine Conversion Gasket Set - Victor Reinz - MAHLE Original - `06-`08
$229.99
$274.99
Save: $45.00
Audi A4 Engine Conversion Gasket Set - Victor Reinz - MAHLE Original - `97-`01
$109.99
$129.99
Save: $20.00
Audi A4 Engine Crankshaft Seal - Rear - Victor Reinz - `06-`08
$28.20
$33.84
Save: $5.64
Audi A4 Engine Head Gasket Set - Victor Reinz - MAHLE Original - `04-`06
$204.99
$244.99
Save: $40.00
Audi A4 Engine Oil Pan Gasket Set - Victor Reinz - `98-`01
$19.18
$23.02
Save: $3.84
Audi A4 Engine Valve Stem Oil Seal Set - Victor Reinz - `97-`06
$23.58
$28.30
Save: $4.72
Audi A4 Head Gasket - Right - Victor Reinz - `06-`08
$69.99
$79.99
Save: $10.00
Audi A4 Head Gasket - Victor Reinz - MAHLE Original - `02-`05
$54.62
$64.99
Save: $10.37
Audi A4 Head Gasket - Victor Reinz - MAHLE Original - `97-`01
$43.08
$51.70
Save: $8.62
Audi A4 Head Gasket - Victor Reinz - MAHLE Original - `97-`06
$40.19
$48.23
Save: $8.04
Audi A4 Head Gasket Set - Victor Reinz - MAHLE Original - `06-`08
$299.99
$354.99
Save: $55.00
Audi A4 Head Gasket Set - Victor Reinz - `00-`01
$244.99
$289.99
Save: $45.00
Audi A4 Head Gasket Set - Victor Reinz - `02-`05
$279.99
$334.99
Save: $55.00
Audi A4 Head Gaskets - Victor Reinz - MAHLE Original - 2000
$179.99
$214.99
Save: $35.00
Audi A4 Hub Assembly - Rear - Moog - `02-`08
$94.99
$109.99
Save: $15.00
Audi A4 Micro-V Belt - Gates - 2013
$23.70
$28.44
Save: $4.74
Audi A4 Oil Pump Gaskets - Victor Reinz - Oil Pan Set - 2001
$27.79
$33.35
Save: $5.56
Audi A4 Piston & Ring Set - CP Pistons - Forged, 81.0mm, STD, 9.5:1 CR - `97-`05
$885.15
$1,062.18
Save: $177.03
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Audi A4 Quattro Engine Conversion Gasket Set - Victor Reinz - `09-`10
$364.99
$434.99
Save: $70.00
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Audi A4 Quattro Head Gasket - Left - Victor Reinz - `09-`10
$52.72
$59.99
Save: $7.27
Audi A4 Quattro Head Gasket - Right - Victor Reinz - `09-`10
$52.72
$59.99
Save: $7.27
Audi A4 Quattro Head Gasket Set - Victor Reinz - MAHLE Original - `09-`10
$304.99
$364.99
Save: $60.00
Audi A4 Quattro Hub Assembly - Rear - Moog - `09-`15
$129.99
$154.99
Save: $25.00
Audi A4 Quattro Intake Gasket Set - Victor Reinz - MAHLE Original - `09-`10
$34.43
$41.32
Save: $6.89
Audi A4 Quattro Vacuum Pump Gasket - Victor Reinz - MAHLE Original - `09-`10
$20.89
$25.07
Save: $4.18
Audi A4 Quattro Valve Cover Gasket - Left - Victor Reinz - 2009
$21.98
$26.38
Save: $4.40
Audi A4 Quattro Valve Cover Gasket - Right - Victor Reinz - 2009
$21.89
$26.27
Save: $4.38
Audi A4 Quattro Valve Cover Set - Victor Reinz - 2009
$41.24
$49.49
Save: $8.25
Audi A4 Quattro Wheel Hub & Bearing Assembly - Front + Rear - Moog - Precision Matched - `17-`18
$209.99
$249.99
Save: $40.00
Audi A4 Racing Timing Belts - Gates - Racing Performance - `05-`09
$139.99
$164.99
Save: $25.00
Audi A4 Radiator - CSF - Plastic - `02-`08
$124.99
$144.99
Save: $20.00
Audi A4 Timing Belt - Gates - High Performance - `97-`00
$104.99
$124.99
Save: $20.00
Audi A4 Timing Belt Kit - Gates - Standard - `10-`12
$179.99
$214.99
Save: $35.00
Audi A4 Timing Cover Gasket - Victor Reinz - `06-`08
$74.99
$84.99
Save: $10.00
Audi A4 Timing Cover Gaskets - Victor Reinz - MAHLE Original - 2001
$24.07
$28.88
Save: $4.81
Audi A4 Timing Cover Gaskets - Victor Reinz - `00-`01
$44.41
$53.29
Save: $8.88
Audi A4 Valve Cover Gasket - Left - Victor Reinz - Original - `06-`08
$22.26
$26.71
Save: $4.45
Audi A4 Valve Cover Gasket - Right - Victor Reinz - MAHLE Original - `06-`08
$21.98
$26.38
Save: $4.40
Audi A4 Valve Cover Set - Victor Reinz - MAHLE Original - `06-`08
$38.59
$46.31
Save: $7.72
Audi A4 Valve Cover Set - Victor Reinz - `02-`05
$25.19
$30.23
Save: $5.04
Audi A4 Valve Cover Set - Victor Reinz - `97-`01
$34.86
$41.83
Save: $6.97
Audi A4 Valve Cover Set - Victor Reinz - `97-`06
$29.22
$35.06
Save: $5.84
Audi allroad Hub Assembly - Rear - Moog - 2013
$129.99
$154.99
Save: $25.00
Audi RS4 Hub Assembly - Front + Rear - Moog - `07-`08
$84.99
$99.99
Save: $15.00
ScanGauge III Ultra-compact OBDII Vehicle Monitor
$269.99
$299.99
Save: $30.00
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Audi A4 Sensor Wire - Rear - R1 Concepts - `16-`25
$8.40
$10.08
Save: $1.68
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Breather Filter - 3/4"
$14.99
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Audi A4 Sensor Wires - Front - DFC - `16-`25
$6.00
$7.20
Save: $1.20
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Audi A4 Air Pump Gasket - Victor Reinz - Secondary Air Injection - `97-`06
$3.86
$4.63
Save: $0.77
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Audi A4 Allroad Throttle Body Gaskets - Victor Reinz - `13-`14
$7.63
$9.16
Save: $1.53
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Audi A4 Camshaft Seal - Victor Reinz - `97-`01
$8.09
$9.71
Save: $1.62
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Audi A4 Engine Coolant Outlet Gasket - Victor Reinz - 2006
$3.72
$4.46
Save: $0.74
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Audi A4 Engine Gasket - Victor Reinz - Vacuum Pump - `06-`08
$9.54
$11.45
Save: $1.91
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Audi A4 Engine Gasket - Victor Reinz - `07-`08
$4.25
$5.10
Save: $0.85
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Audi A4 Engine Gaskets - Rear - Victor Reinz - Seal Retainer - `00-`01
$6.98
$8.38
Save: $1.40
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Audi A4 Engine Gaskets - Victor Reinz - Oil Filter Adapter Gasket - `01-`06
$7.57
$9.08
Save: $1.51
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Audi A4 Engine Gaskets - Victor Reinz - Water Pipe Sealing Ring - `00-`05
$1.76
$2.11
Save: $0.35
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Audi A4 Injector O-Ring Kit - Victor Reinz - `97-`01
$4.93
$5.92
Save: $0.99
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Audi A4 Intake Manifold Gasket - Victor Reinz - `04-`06
$5.70
$6.84
Save: $1.14
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Audi A4 Intake Manifold Gasket - Victor Reinz - `97-`03
$7.58
$9.10
Save: $1.52
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Audi A4 Spark Plug Tube Seal - Victor Reinz - `06-`08
$8.17
$9.80
Save: $1.63
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Audi A4 Throttle Body Gasket - Victor Reinz - Fuel Injection Throttle Body Mounting - `06-`08
$2.62
$3.14
Save: $0.52
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Audi A4 Throttle Body Gasket - Victor Reinz - `97-`03
$4.04
$4.85
Save: $0.81
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Audi A4 Throttle Body Gasket - Victor Reinz - `97-`05
$6.96
$8.35
Save: $1.39
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Audi A4 Timing Cover - Left - Victor Reinz - `06-`08
$10.60
$12.72
Save: $2.12
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Audi A4 Timing Cover - Right - Victor Reinz - `06-`08
$10.60
$12.72
Save: $2.12
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Audi A4 Timing Cover Gaskets - Victor Reinz - `02-`05
$16.64
$19.97
Save: $3.33
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Audi A4 Valve Cover Set - Victor Reinz - `02-`05
$18.48
$22.18
Save: $3.70
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Audi A4 Water Pipe Sealing Ring - Victor Reinz - `00-`05
$1.99
$2.39
Save: $0.40
Sold Out
Audi S4 Wiper Blade - Hella - Standard 15in - `00-`02
$3.02
$3.62
Save: $0.60
Showing 1 to 131 of 131 (1 Pages)
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