aFe Silver Bullet Throttle Body Spacer 04-12 GM Colorado/Canyon L5 3.5L/3.7L Color:Silver More pleats means more surface

More pleats means more surface area and

Unmachined Raw Extrusion 17 3/4

Air Lifts flagship kit

and select Ford F-450 non-commercial chassis

with the convenience of direct drive

aFe Silver Bullet Throttle Body Spacer 04-12 GM Colorado/Canyon L5 3.5L/3.7L Color:Silver More pleats means more surfaceThe serrated helix design creates air turbulence in the intake manifold. This turbulence increases the air pressure in the combustion chamber, resulting in increased performance and improved throttle response. The serrated helix combination design also reduces intake whistle that occurs with helix only designs (US PAT 07055513). This Silver Bullet throttle body spacer is precision machined from 6061 T6 billet aluminum for lightweight, high strength,