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APR 2.7T ECU Stage 1 Upgrade

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$599.99

APR's ECU upgrade is available in octane-specific variations and is conveniently flashed to the vehicle's factory ECU through the OBD-II port without any physical modification to the factory ECU. APR's EMCS functionality puts the control of the engine's operation at your fingertips and allows for additional features and options to be installed to the OEM ECU. 

All APR Software upgrades are only available at our Joplin, Missouri retail location. In order to receive an APR software upgrade, please click here to schedule an appointment. You may either add this item to your cart and purchase online, or may also pay in store. 

VEHICLE APPLICATION GUIDE

 Vehicle Engine Transmission
Audi S4 B5 2.7T V6 All