TCU Upgrade - Audi C8 RS6 4.0 TFSI EA825 (2022)

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  • Regular price $650.00 CAD


Unitronic Stage 3 TCU Performance Software for the AL952 8-speed ZF gearbox is calibrated for use specifically with Unitronic's Stage 3 ECU Performance Software.

Performance Software for your TCU Box Code is subject to availability.



This vehicle has added support through UniCONNECT+ which allows you to program your own vehicle right in your own garage



Unitronic Engineers identified gearbox originating torque limitations on the TCU side of the AL952 trasmission. In order to overcome these limitations, while ensuring proper torque management and operation, a TCU Performance Software was required to run Unitronic Stage 3 ECU Performance Software for TTE1020 Turbochargers.

Stage 3 TCU Performance Software calibrations necessarily increase the torque limiter to 1300Nm for seamless torque management and harmonious operation with the corresponding Unitronic ECU calibrations and further enhance the user experience.

Combo Discount Available!

Use "Combo" for the discount code when purchasing qualifying ECU and TCU software combinations for $150 off your purchase!

For more details contact us at 613-454-8085 or email: