The APR Stage 1 ECU Upgrade is the first step towards tuning your engine. It produces up to 645-722 HP and 656-849 FT-LBS of torque. Stage 1 is available for 91 AKI, 93 AKI, 100 AKI, …

Transform your vehicle with our Engine Control Unit (ECU) Software Upgrades. We optimize the factory engine management system to take full advantage of the engine's capabilities for large …

2015年1月19日 · APR tunes the Audi RS7 to 674 horsepower and 700 lb-ft for $3K—so what's it do? Read the test and see photos at Car and Driver.

2021年4月9日 · We're excited to announce our Engine Control Unit (ECU) Upgrades are now available for the European Audi RS6 and RS7 (C8) 4.0 TFSI OPF engine with the Bosch MG1 …

APR’s 4.0 TFSI V8 ECU Upgrade is an expertly recalibrated engine control strategy that primarily remaps the engine's operating parameters, within the factory ECU, to provide smooth and …

APR can now remotely tune you car from anywhere in the world! Simply purchase the APR RTS Install Cable and setup a remote tuning session with APR. 2X Entries For Spin To Win …

The APR Stage 1 ECU Upgrade is the first step towards making more power! This simple upgrade requires no engine hardware modifications and produces 645-722 HP with 656-849 FT-LBS of …

APR is pleased to present the ultimate engine control unit (ECU) upgrade for the 4.0 TFSI engine! APR’s ECU Upgrades are the best dollar-per-horsepower modification one can make to the …

APR’s ECU Upgrades are the best dollar-per-horsepower modification one can make to the 4.0T engine. The upgrades dramatically increase horsepower and torque, making for an …

The APR Stage 3 ECU Upgrade is the next step towards tuning your engine. It produces up to 599-707 HP and 617-714 FT-LBS of torque. Use this tune with the RS6/RS7 turbochargers. …