BackRack 2019+ Chevy/GMC Silverado Sierra LD & HD Toolbox 21in No Drill Hardware Kit Tag1 this exhaust manifold outflowed the

this exhaust manifold outflowed the factory exhaust manifold by 50% improving performance and throttle response

Year Make Model Submodel 1967-1972 Ford F-100 Base 1967-1972 Ford F-250 Base 1967-1972 Ford F-350 Base

2009-2010 Dodge Ram 1500 TRX4 2002 Dodge Ram 1500 Van Base 2002 Dodge Ram 2500 Base 2003

1988-1999 Chevrolet K2500 Standard Cab Pickup

Akrapovic 14-15 Porsche 911 Turbo/Turbo S (991) Rear Carbon Fiber Diffuser - Matte

BackRack 2019+ Chevy/GMC Silverado Sierra LD & HD Toolbox 21in No Drill Hardware Kit Tag1 this exhaust manifold outflowed the2019 2021 Chevrolet Silverado 1500, 2019 2021 Chevrolet Silverado 1500, 2020 2021 Chevrolet Silverado 2500 HD, 2020 2021 Chevrolet Silverado 2500 HD, 2020 2021 Chevrolet Silverado 3500 HD, 2020 2021 Chevrolet Silverado 3500 HD, 2019 2021 GMC Sierra 1500, 2019 2021 GMC Sierra 1500, 2020 2021 GMC Sierra 2500 HD, 2020 2021 GMC Sierra 3500 HD This Part Fits: Year Make Model Submodel 2019 2021 Chevrolet Silverado 1500 Custom 2019 2021 Chevrolet Silverado