aFe Power Throttle Body Spacer Kit(46-36003) 1607 Adjustable base pressure from 30-70

Adjustable base pressure from 30-70 PSI

The R1 is designed to withstand extreme boost pressures at the highest levels of performance

In addition to providing an aesthetic upgrade TruHart arms utilize hardened rubber bushings which allow less deflection and provide a more direct feel road feel than OE bushings

Dyno-proven gains up to +10 HP and +8 Lbs

aFe Power Throttle Body Spacer Kit(46-36003) 1607 Adjustable base pressure from 30-70Silver Bullet Throttle Body Spacer Kit. Serrated Helix Design: The Serrated Helix design creates air turbulence in the intake manifold. This turbulence increases the air pressure in the combustion chamber resulting in increased horsepower, torque and improved throttle response. The Serrated Helix combination design also reduces intake whistle that occurs with other helix only designs. (US PAT 07055513). 6061 T6 Billet Aluminum Construction: All Silver