APR ECU Upgrade - 4.0T EA824 V8 (S6/S7)

Overview

APR's ECU Upgrades are the best dollar-per-horsepower modification one can make to improve engine performance. The upgrades dramatically increase horsepower and torque, making for an exceptionally quicker and more exciting vehicle. This is made possible through APR's optimization of the factory engine management system to take full advantage of the engine's capabilities, without needing any end user adjustment. The ECU Upgrades are available with various features and supported octane levels and each stage is compatible with most typical bolt-on modifications. The software is installed to the vehicle's factory ECU through the OBD-II port, resulting in a clean and headache-free install. Furthermore, for those looking for tuning with a limited powertrain warranty, APR Plus has you covered!

Features

• Horsepower - More horsepower throughout the whole rpm band
• Torque - More torque throughout the whole rpm band
• Warranty - APR Plus is available, providing a factory term limit matching limited powertrain warranty
• Program Switching - Change programs and access features with your cruise control stalk
• Stages - Multiple performance levels depending on installed hardware
• APR Mobile - Change programs and access features with your smart device
• Valet Mode - Neuters the vehicle, giving the driver minimal output
• Anti-Theft - Password protects driving the vehicle
• Security Lockout - Password protects program switching
• Fault Code Erase - Resets ECU fault codes and adaption on the fly
• COD Delete - Optionally disable Cylinder On Demand to keep the engine running smoothly in full cylinder mode all the time
• Fuel Grades - Multiple octanes from which to choose
• Acceleration - Accelerate faster with more power and reduced throttle lag
• Brake Boosting - Left foot braking or brake boosting added
• Speed Limiter - Go as fast as you want with the speed limiter out of the way
• Standing Limiter - Increased standing limiter for higher revving at idle
• Motorsport Limiter - With the soft limiter removed, you‚Äôll get full power right up to the hard, ‚Äúbap bap bap‚Äù redline fuel cut
• Economy - While cruising, or driving normally, your fuel economy may benefit from our optimized calibration
• Flash Counter - Flash counter does not increase with each flash
• Direct Port Programming - Clean and easy install through the OBD II port without removing the ECU
• Free Updates - Get free updates for life
• Guarantee - 30 day money back guarantee

Available Stages

APR Stage 1

The APR Stage 1 ECU Upgrade is the first step towards tuning your engine. It produces up to 553-597 HP and 588-668 FT-LBS of torque. Stage 1 is available for 91 AKI, 93 AKI, 100 AKI, and 104 AKI in North America, and 95 RON, 98 RON, 104 AKI, and 108 AKI in the Rest of the World. ### APR Plus APR Plus is our APR Stage 1 ECU Upgrade with our limited powertrain warranty and it’s the first step towards tuning your engine. It produces up to 553-555 HP and 588-609 FT-LBS of torque. Please check our wa

APR Stage 2

The APR Stage 2 ECU Upgrade is the next step towards tuning your engine. It produces up to 575-614 HP and 669-717 FT- FT-LBS of torque. APR Stage 2 is available for 91 AKI, 93 AKI, 100 AKI, and 104 AKI in North America, and 95 RON, 98 RON, 104 AKI, and 108 AKI in the Rest of the World.

APR Stage 3 RS

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. APR Stage 3 RS is available for 91 AKI, 93 AKI, 100 AKI, and 104 AKI in North America, and 95 RON, 98 RON, 104 AKI, and 108 AKI in the Rest of the World.