aFe Power Silver Bullet Throttle Body Spacer - Honda Civic Si 12-15 L4-2.4L AA0710AG1S57 Shoulders Adjust from 15" to

Shoulders Adjust from 15" to 40"

4 AN Female to 3 AN Male

Extended toe cap offers enhanced protection when kneeling

Vehicle Applications: Infiniti Q50 16-18/Q60 17-18 V6-3

aFe Power Silver Bullet Throttle Body Spacer - Honda Civic Si 12-15 L4-2.4L AA0710AG1S57 Shoulders Adjust from 15" toSilver 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.