aFe Silver Bullet Throttle Body Spacers TBS 2014 GM Silverado/Sierra 1500 V8 5.3L

he Silver Bullet throttle body spacer is constructed from precision machined 6061-T6 billet aluminum and is designed using a serrated/helix design that creates turbulence in the air flow at the point just prior entry into the engine optimizing the combustion cycle. This turbulence helps the air/fuel charge burn completely providing increased horsepower, torque and improved throttle response. During testing, Silver Bullet throttle body spacers have resulted up to +10 Horsepower and up to +14 lbs. x ft. of torque max gains.This Part Fits: Year Make Model Submodel 2016-2021 Chevrolet Silverado 1500 Custom 2014-2021 Chevrolet Silverado 1500 High Country 2015-2018 Chevrolet Silverado 1500 LS 2014-2021 Chevrolet Silverado 1500 LT 2014-2021 Chevrolet Silverado 1500 LTZ 2015-2021 Chevrolet Silverado 1500 SSV 2014-2021 Chevrolet Silverado 1500 WT 2019 Chevrolet Silverado 1500 LD Custom 2019 Chevrolet Silverado 1500 LD LT 2019 Chevrolet Silverado 1500 LD WT 2015-2021 Chevrolet Suburban LS 2015-2021 Chevrolet Suburban LT 2015-2016 Chevrolet Suburban LTZ 2017-2021 Chevrolet Suburban Premier 2021 Chevrolet Suburban Z71 2015-2021 Chevrolet Tahoe LS 2015-2021 Chevrolet Tahoe LT 2015-2016 Chevrolet Tahoe LTZ 2015-2021 Chevrolet Tahoe PPV 2017-2021 Chevrolet Tahoe Premier 2015-2021 Chevrolet Tahoe SSV 2021 Chevrolet Tahoe Z71 2014-2021 GMC Sierra 1500 Base 2014-2021 GMC Sierra 1500 Denali 2014-2021 GMC Sierra 1500 SLE 2014-2021 GMC Sierra 1500 SLT 2019 GMC Sierra 1500 Limited Base 2019 GMC Sierra 1500 Limited SLE 2019 GMC Yukon Denali 2015-2021 GMC Yukon SLE 2015-2021 GMC Yukon SLT 2015-2021 GMC Yukon XL SLE 2015-2021 GMC Yukon XL SLT