Featuring an impressive increase to 493 HP/441 lb-ft of torque, Unitronic's Stage 3 Crank Pulley Upgrade Kit includes its 187 mm Crank Pulley, 7PK1300 Belt, and most importantly, its Stage 3 Dual Pulley Performance Software calibration.

This can be purchased as an Upgrade Kit for users who already have Unitronic's Stage 1/1+ Performance Software or Stage 2+ Supercharger Drive Pulley Kit, at a discounted rate, or it can be purchased as a complete Dual Pulley Kit with the Supercharger Drive Pulley.

Unitronic's Stage 3 Dual Pulley Performance Software calibration is engineered specifically for use with both its Supercharger Drive and Crank Pulleys to ensure maximum performance is achieved while maintaining complete OEM-like reliability and drivability.

Features:

• 187 mm Crank Pulley
• Press-on style supercharger pulley
• Rust proof 6061-T6 Aluminum Construction
• Black Anodized Finish
• TDC marking for easy install
• 7PK1300 Belt
• Genuine Audi Crankshaft Bolts

What's Included:

• Unitronic 187 mm Crank Pulley
• Unitronic Supercharger Pulley
• 7PK1300 Belt
• Genuine Audi Crankshaft Bolts
• Unitronic Pulley Removal Tool Kit (OPTIONAL)
• Unitronic UniCONNECT+ Cable (OPTIONAL)