aFe Silver Bullet throttle body spacer kit for 2012–2015 Ford Explorer 3.5L EcoBoost is precision-machined from T-6061 billet aluminum and uses a serrated helix entry to create intake turbulence at the throttle body. The spacer is intended to increase air volume and improve throttle response without producing the whistle associated with other helix designs and is sized to fit with compatible aFe intakes.
aFe Silver Bullet Throttle Body Spacers TBS Ford Explorer 12-15 V6-3.5L EcoBoost