GMC Sierra 1500 Performance Exhaust - Single Side Exit - Flowmaster - FlowFX 3.5" Cat-Back - Black - `11-`18
GMC Sierra 1500 Performance Exhaust - Single Side Exit - Flowmaster - FlowFX 3.5" Cat-Back - Black - `11-`18
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GMC Sierra 1500 Performance Exhaust - Single Side Exit - Flowmaster FlowFX 3.5" Cat-Back (Black), 2011-2018. Built for 6.2L models, it adds a deep, moderate tone and improved flow via the straight-through FlowFX muffler.
3.5" mandrel-bent, 16-gauge 409 stainless tubing helps cut backpressure and exits behind the rear wheel through a 5.00" black ceramic-coated tip. Uses factory hangers; hardware and instructions included. Lifetime Limited Warranty. Fits 2011-2018 Silverado/Sierra 1500 6.2L V8; Crew Cab 5.75' and Double Cab 6.6' (143.5" WB).
Features
- Straight-through FlowFX muffler, deep/moderate tone
- 3.5" mandrel-bent 409 stainless construction
- Single side exit with 5.00" black ceramic tip
- Includes hardware; factory-style hangers
- Dyno gains up to +16 hp/+16 lb-ft (rear wheels, 6.2L)
Questions? Call Austin 512-982-9393 or Los Angeles area 562-981-6800. Installation and customization available at both locations. Buying multiple items? Ask about shipping discounts. We install on premises at both locations.
CA Residents: 
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
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Call us at 512-982-9393 (Austin, TX) or
562-981-6800 (Signal Hill, CA)
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