aFe Silver Bullet Throttle Body Spacers TBS Toyota 4Runner/FJ Cruiser 10-12 V6-4.0L Chassis performance air filters

performance air filters

Notched frame design featuring a wide bottom with gracefully notched corners

This 4-piece designed cat-back system utilizes a less-restricting

Touring Cat-Back Exh

mile times

aFe Silver Bullet Throttle Body Spacers TBS Toyota 4Runner/FJ Cruiser 10-12 V6-4.0L Chassis performance air filtersaFe Silver Bullet Throttle Body Spacers TBS Toyota 4Runner FJ Cruiser 10 12 V6 4. 0L 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 unique serrated helix entry to create turbulence at the manifold