aFe Silver Bullet Throttle Body Spacers TBS BMW 325i (E46) 01-06 L6-2.5L Offset_+0 Project Kics 21/22HEX Chrome Bull

Project Kics 21/22HEX Chrome Bull Lock Re Guard - 14X1

ECU tuning and small-medium turbo and fuel upgrades

ACT's 4-pad spring-centered race disc features a spring-center construction to properly damp torsional vibrations for quieter operation and resist failure even under harsh conditions

A perfect compliment for cars that are already utilizing the Evo X SF Intake

aFe Silver Bullet Throttle Body Spacers TBS BMW 325i (E46) 01-06 L6-2.5L Offset_+0 Project Kics 21/22HEX Chrome BullSilver 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