IE 57.5mm Press-Fit Supercharger Pulley Upgrade for Audi 3.0T The IE supercharger pulley for 3.0T V6 Audi engines is a great mod to extract more power. Paired with a Stage 2 Tune, you can expect gains in the 15-25 HP range on pump fuel. This is achieved by spinning the supercharger unit significantly faster than stock, resulting in higher boost levels. LEADING FEATURES Increases supercharger RPM by 10% Increases supercharger boost levels CNC machined from billet steel Inside bore precision honed at IE Zinc plated to ensure no rust Replaces stock pulley on Eaton TVS 1320 Superchargers Engineered in-house using CAD modeling and FEA analysis NOTE: Please confirm your part number before ordering, if you’re unsure please contact us NOTE: THIS PART IS LISTED UNDER OUR MISCELLANEOUS VEHICLE. PLEASE USE THE FITMENT GUIDE TO DETERMINE THE CORRECT FITMENT FOR YOUR VEHICLE. NOTE: This is an open box clearance item, final sale!