APR ECU Upgrade - 3.0T EA839 V6 (D5) (A8)

Overview

We're excited to announce our Engine Control Unit (ECU) Upgrades are now available for the Audi A8 (D5) 3.0 TFSI engine with the Bosch MG1 ECU! Expect massive gains with up to 384-435 HP and 499-557 FT-LBS of torque on tap, depending on octane, from this simple software upgrade.

Features

• Delivers up to 384 HP with 499 FT-LBS depending on octane (APR Plus)
• Delivers up to 384-435 HP with 499-557 FT-LBS depending on octane (Stage 1)
• Max gains of +86 AWHP and +137 AWFT-LBS depending on octane (APR Plus)
• Max gains of +86-131 AWHP and +137-195 AWFT-LBS depending on octane (APR Stage 1)
• Supports 91 AKI, 93 AKI, 100 AKI, and 104 AKI fuel grades in North America and 95 RON, 98 RON, 104 RON, and 108 RON in the rest of the world
• Optional factory term limit matching limited powertrain warranty with APR Plus
• Standing RPM soft limiter increased
• Left-foot braking / brake boosting added
• Properly rescaled performance gauges
• Optimized launch control strategy for faster response and boost building
• Optimized driveline protection during launch
• Optimized thermal management and additional protection
• Optimized high-gear LSPI protection and turbocharger protection added
• Speed limiter removed
• Exhaust crackle added while retaining temperature safeties
• Auto start-stop defaults to the off position
• No hardware required (Software only)
• Supports standard bolt on modifications
• Eliminated the need for a TCU upgrade to achieve full torque
• Flash counter does not increase with each flash
• Free lifetime updates
• Direct OBDII port flash (No ECU removal)
• 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 384-435 HP and 499-557 FT-LBS of torque with gains as high as +86-144 HP and +137-214 FT-LBS of torque at the wheels. APR Stage 1 is available for 91 AKI, 93 AKI, 100 AKI, and 104 AKI in North America and 95 RON, 98 RON, 104 RON, and 108 RON 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