aFe Silver Bullet Throttle Body Spacer N62 Only BMW (E53) 04-09 5series (E60) 04-09 6series (E63/64) Color:Silver The problem with regular liquid

The problem with regular liquid filled gauges is they can be temperature sensitive

AEM's specially designed Boost Control Solenoid and all necessary hardware is included

Includes both upper and lower 5-ply polyester reinforced silicone hoses that withstand high- temperatures and outlast factory rubber hoses

Note: Requires AN-08 return line from bottom of regulator back to top of the tank

tuned and dyno-tested to fit specific Chevrolet Sonic models

aFe Silver Bullet Throttle Body Spacer N62 Only BMW (E53) 04-09 5series (E60) 04-09 6series (E63/64) Color:Silver The problem with regular liquidSilver 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.