aFe Silver Bullet Throttle Body Spacers 13-15 Scion FRS 2.0L Suspension>Chassis Bracing 000 horsepower

000 horsepower

MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converter 457010 helps keep the check engine light off

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Travel Length: 4

aFe Silver Bullet Throttle Body Spacers 13-15 Scion FRS 2.0L Suspension>Chassis Bracing 000 horsepowerSilver 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.