Unitronic DUAL PULLEY UPGRADE KIT 3.0 TFSI Audi B8/B8.5 S4/S5, C7 A6/A7 and SQ5
* Package includes Stage 3 Unitronic Software and UniConnect+ Cable
- Engineered with Strict Industry Standards
- Extensively Tested Under Various Driving Conditions
- Factory Safety Limiters Retained
- Optimized Responsiveness and Drivability
- Optimized Smoothness and Driving Comfort
- Power Delivery Perfectly Optimized Throughout the Power Band
- Improved Fuel Efficiency
- Ignition Timing Precisely Calibrated for Higher Octane Fuel
- Calibrated for a Pulley Ratio of 3.2 using Unitronic's Supercharger Drive Pulley (Upper) and 187mm Crank Pulley (lower)
- Includes all Stage 3 tune variants and all lower software stages as well.
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.