aFe Power Silver Bullet Throttle Body Spacer - 1 in Thick - Polished - Toyota Fullsize SUV / Truck 2007-23 1346112 these SFI 3

these SFI 3

Lightweight aluminum housing

1999-2014 GMC Savana 1500

1967-1979 Chevrolet Caprice

aFe Power Silver Bullet Throttle Body Spacer - 1 in Thick - Polished - Toyota Fullsize SUV / Truck 2007-23 1346112 these SFI 3Silver Bullet throttle body spacers create turbulence in the air flow just prior to entry into the engine increasing horsepower, torque and improving throttle response. Silver Bullet throttle body spacers are constructed out of durable 6061 T6 billet aluminum and use a unique serrated helix entry to create turbulence at the manifold while eliminating the annoying whistle found in other helix only throttle spacers. Serrated Helix Design: The serrated