AFE Power TUN

Silver 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 u nique serrated/helix entry to create turbulence at the manifold while eliminating the annoying whistle found in other helix only throttle spacers. aFe Power Sprint Booster Power Converter 01-17 BMW 1/2/3/4 Series (AT/MT) Sprint Booster Power Converter BMW 1/2/3/4-Series/Z4/M3/M4-Series 01-26 Does Not Affect The Vehicles Electronic System Sprint Booster Power Converter Reduces Throttle Response Time Three Position Settings Improves Acceleration Easy To Install Sprint Booster