aFe POWER 85mm Throttle Body - Ford Mustang GT 5.0L 2015-2017 / Ford F-150 2015-2017Larger Bore Throttle Body: This aFe POWER 85mm Throttle Body improves engine air flow over the stock 80mm throttle body. The extra air flow will increase horsepower and throttle response. Performance gains will be more noticeable as more upgrades are added to the vehicle. Simple Installation: This aFe POWER 85mm throttle body kit uses all factory mounting locations providing stability and a hassle free installation. Emissions Disclaimer This product