aFe Silver Bullet Throttle Body Spacers 13-15 Scion FRS 2.0L Regulators SPC Performance PREVOST SHIMS 1/16in

SPC Performance PREVOST SHIMS 1/16in

8:1 TURBO 1

HKS 98-05 Lexus GS300 Hi-Power Exhaust (Dual Rear Sections)

We take our shifters seriously

aFe Silver Bullet Throttle Body Spacers 13-15 Scion FRS 2.0L Regulators SPC Performance PREVOST SHIMS 1/16inSilver 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. This