aFe Power Silver Bullet Throttle Body Spacer - 1 in Thick - Polished - Toyota Fullsize SUV / Truck 2007-23 H88602CB3M Supporting the advance assembly is

Supporting the advance assembly is a hardened

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Lakewood J-Bolt Kit 20580 Fits 1

Accepted for IHRA/NHRA competition use

1988-1991 Chevrolet K1500

aFe Power Silver Bullet Throttle Body Spacer - 1 in Thick - Polished - Toyota Fullsize SUV / Truck 2007-23 H88602CB3M Supporting the advance assembly isSilver 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