AED Performance Billet Spacer Part# GM604

AED Performance has designed this 1" Billet aluminum spacer specifically for the GM604 crate motor. This spacer is intake runner matched for the GM 604 and is designed to increase plenum volume while providing better fuel density resulting in more power throughout the RPM range. Tested on the Dyno and on the track these spacers provide big gains.
Part # GM604

Price $99.95