aFe Silver Bullet Throttle Body Spacer N62 Only BMW (E53) 04-09 5series (E60) 04-09 6series (E63/64) 2012-audi-a3-quattro-base-esi3293539 3 - Racing Hyper Black

3 - Racing Hyper Black & Diamond Cut

AEM's Wideband UEGO (Universal Exhaust Gas Oxygen

IAC line and PCV line

OE Corvette transmission mounts are fine for your average Corvette owner

aFe Silver Bullet Throttle Body Spacer N62 Only BMW (E53) 04-09 5series (E60) 04-09 6series (E63/64) 2012-audi-a3-quattro-base-esi3293539 3 - Racing Hyper BlackSilver 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.