aFe Silver Bullet Throttle Body Spacers TBS BMW 335i (N54) 07-11 135i/535i 08-10 L6-3.0L (tt) Color:Silver Upgrade your Corvette today and

Upgrade your Corvette today and see how much performance you were missing

you can haul safely

NPT gauge ports allow both first stage line pressure and second stage carbureted pressure to be adjusted and monitored

Billet Fuel Rails combine 3

View the 21-822C vehicle applications to determine the legal status for each vehicle

aFe Silver Bullet Throttle Body Spacers TBS BMW 335i (N54) 07-11 135i/535i 08-10 L6-3.0L (tt) Color:Silver Upgrade your Corvette today andSilver 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.