aFe Silver Bullet Throttle Body Spacers TBS Toyota 4Runner/FJ Cruiser 10-12 V6-4.0L - 46-38008 fits_2017-`Subaru`Impreza FRONT REAR SPRING RATES 5k

FRONT REAR SPRING RATES 5k 6k UPPER MOUNT Hardened Rubber OR

Polished Quad Tips

constructed of heat-resistant orange XLPE (cross-linked polyethylene) polymer

the upgrade is well worth it

aFe Silver Bullet Throttle Body Spacers TBS Toyota 4Runner/FJ Cruiser 10-12 V6-4.0L - 46-38008 fits_2017-`Subaru`Impreza FRONT REAR SPRING RATES 5kSilver 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.