034Motorsport 3.0 TFSI CREC Supercharger Pulley Upgrade - Audi C7.5 A6/A7, D4 A8, and 4M Q7 3.0T

At 57.70mm in diameter, the 034Motorsport CREC 3.0 TFSI Supercharger Pulley is significantly smaller than the factory unit in order to increase the drive ratio of the supercharger. Spinning the supercharger faster yields increased boost pressure throughout the RPM range, resulting in increased horsepower and torque throughout the powerband when paired with Stage 2 or Stage 2+ Performance Software.034Motorsport's Supercharger Pulley Upgrade is meant for use with CREC Stage 2 or Stage 2+ Performance Software and is engineered to keep the Eaton TVS 1320 Supercharger within its maximum recommended supercharger speed with a 7,400 RPM redline.Please Note: This Supercharger Pulley Upgrade must also be paired with the 034Motorsport Billet CREC Supercharger Clutch Delete Kit.Included is the properly sized Supercharger Belt for this pulley upgrade when used with the factory lower crank pulley. Pairing this pulley upgrade with the 179MM will require 7PK1290. Pairing this pulley upgrade with the 1