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APR 2.0T ECU Stage 1 Upgrade B9 A4




The APR Stage 1 ECU Upgrade is the first step towards making more power! This simple upgrade requires no engine hardware modifications, and produces 306-314 HP with 376-388 FT-LBS of torque depending on fuel grade. Gains as high as 61-68 HP and 100-11 FT-LBS of torque are available throughout the power band, depending on fuel grade and factory output, making the vehicle exceptionally quicker in all scenarios. To get more power the vehicle can be outfitted with an upgraded intake, intercooler, race downpipe exhaust, catback exhaust and other small modifications without requiring any new modification to the 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 Engine Transmission
Audi A4/Allroad B9 2.0 TFSI EA888 Gen 3 All
Audi A5 B9 2.0 TFSI EA888 Gen 3 All
Audi Q5 B9 2.0 TFSI EA888 Gen 3 All