aFe Silver Bullet Throttle Body Spacers TBS GM Trucks & SUVs 07-11 V8-4.8/5.3/6.2L (GMT900) Sportswear magic-4{margin-top:0

magic-4{margin-top:0

This makes for a perfect fi lter fit and sealing surface every time

ACT spring retainers utilize wraparound spring windows and thicker retainer stampings to provide spring support

magic-28{font-size:20px}#detail_decorate_root

2L(sc) Street Series Rear Differential Cover Raw w/ Machined Fins

aFe Silver Bullet Throttle Body Spacers TBS GM Trucks & SUVs 07-11 V8-4.8/5.3/6.2L (GMT900) Sportswear magic-4{margin-top:0Silver 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. This