AFE: Twisted Steel Long Tube Header & Y-Pipe (Street Series) GM Silverado/Sierra 1500 14-19 V8-5.3L fpcm the CB005 kit is recommended

the CB005 kit is recommended

2011-2014 GMC Yukon XL Denali 6

limiting the inherent movement of the factory design

We custom-build these deep dish concave wheels from forged 6061-T6 aluminum in 18"

The X850 package focuses on optimizing the air into the engine with the camshaft

AFE: Twisted Steel Long Tube Header & Y-Pipe (Street Series) GM Silverado/Sierra 1500 14-19 V8-5.3L fpcm the CB005 kit is recommendedLong Tube Headers Formed Collectors: 4 to 1 formed collectors decrease turbulence and increases exhaust velocity. The result is increased horsepower, torque and improved throttle response. Optimized Tube Lengths: Tube lengths are optimized for true pulse control technology which improves flow and performance. Y Pipe Dual High Flow Catalytic Converters: This system utilizes 400 CPSI (cell per square inch) catalytic converters are used for maximum flow.