IE 3.0T TFSI 57.5mm Press-Fit Supercharger Pulley Upgrade| Fits Audi B8/B8.5 S4, S5, Q5, SQ5 & C7 A6, A7

The IE supercharger pulley for 3.0T V6 Audi engines is a great mod to extract more power form your supercharger. Capable of up to 492HP on it's own with a IE stage 2 single pulley tune, or combine with IE 188mm crank pulley (IEBAVJ7) (Stage 2 dual pulley) for up to a massive 548HP! These power gains are achieved by spinning the supercharger unit significantly faster than stock for higher boost levels with pulleys and proper ECU tuning.    LEADING FEATURES Increases supercharger RPM by 10% for single pulley Combine with IE 188mm crank pulley for 26% SC RPM increase Increases supercharger boost levels for single & dual pulley tunes 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 SUPERCHARGER PULLEY IE's Supercharger Pulley Upgrade for Audi 3.0T TFSI Engines found in B8/B8.5 S4, S5, Q5, SQ5 and C7 A6, A7 models increasing