aFe Silver Bullet Throttle Body Spacers TBS BMW 5 Series (E60) 06-10 V8-4.8L 1984-plymouth-colt-dl-esi1947571 Natural mill finish

Natural mill finish

TC7-HDSS kit features ACT's most popular Heavy Duty pressure plate and most popular street disc

ACL Isuzu 6 5393-6494cc 6BB1/6BD1/6BG1 Engine Crankshaft Main Bearing Set

0 +45 4x100 Umber Bronze Metallic and Ring Wheel

aFe Silver Bullet Throttle Body Spacers TBS BMW 5 Series (E60) 06-10 V8-4.8L 1984-plymouth-colt-dl-esi1947571 Natural mill finishSilver 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.