aFe Power Silver Bullet Throttle Body Spacer - Honda Civic Si 12-15 L4-2.4L HYSLRG11M61 This media is perfect for

This media is perfect for street and/or track use

Easy integration of Communication Equipment

Holley Style Carburetors

Bump Stop Rod Guide Protector

Help keep your new helmet looking good and your face shield free of scratches by using RaceQuip's high quality helmet bag

aFe Power Silver Bullet Throttle Body Spacer - Honda Civic Si 12-15 L4-2.4L HYSLRG11M61 This media is perfect forSilver 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.