aFe Silver Bullet Throttle Body Spacers TBS Ford Mustang 05-10 V8-4.6L Tonneau Covers>Tonneau Covers - Soft Fold passenger-side rear exhaust exit allows

passenger-side rear exhaust exit allows for significantly improved ground clearance and departure angles

1961-1967 Dodge D300 Series (Rear)

2021 Jeep Wrangler Unlimited High Altitude 4 Door

tied into the PCV system on the back of the engine will

aFe Silver Bullet Throttle Body Spacers TBS Ford Mustang 05-10 V8-4.6L Tonneau Covers>Tonneau Covers - Soft Fold passenger-side rear exhaust exit allowsSilver Bullet throttle body spacers create turbulence in the air flow at the point just prior entry into the engine increasing horsepower, torque and improving throttle response and fuel efficiency. Silver Bullet throttle body spacers are constructed out of durable T 6061 billet aluminum and using a unique serrated helix entry to create turbulence at the manifold while eliminating the annoying whistle found in other helix only throttle spacers.