Pulley

This upgraded pulley increases the speed of the supercharger resulting in a power and torque gain across the RPM range.  

Press on pulley for the 3.0T Gen 1 Simos 8.x

This Crank Pulley Upgrade increases the superchargers rate of speed which results in a large bump in horsepower and torque across the entire RPM range. 

5 - 7 horsepower gain

5 - 7 horsepower gain

5-7 horsepower gain

Drastically increase horsepower and torque by increasing the rotational speed of the factory supercharger

Drastically increase horsepower and torque by increasing the rotational speed of the factory supercharger

The IE supercharger pulley for late 4 bolt style 3.0T V6 Audi engines extracts more power from your supercharger by spinning the unit 7% faster than stock, resulting in higher boost levels.

Requires stage 2 tune