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APR

APR - Performance ECU Software - 4.2L EA824 V8 (RS5)

APR - Performance ECU Software - 4.2L EA824 V8 (RS5)

$499.95 USD
$499.95 USD $499.95 USD
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ECU-42L-FSI-RS5

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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.

Features:

  • Horsepower - More horsepower throughout the whole rpm band
  • Torque - More torque throughout the whole rpm band
  • Program Switching - Change programs and access features with your cruise control stalk
  • 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
  • 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
  • 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

 

APR ECU Upgrade Stages

Our ECU Upgrades are available in multiple configurations. Installation of additional performance hardware, such as an intake system, may provide further performance improvements.

The APR Stage 1 ECU Upgrade is the first step towards tuning your engine. It produces up to 455-466 HP and 329-335 FT-LBS of torque.

APR Stage 1 is available for 91 AKI, 93 AKI, and 100 AKI in North America, and 95 RON, 93 RON, and 104 RON in the rest of the world.

 

APR Calibration Report

Stage HP TQ Max Gain Max Gain
Stock As Reported by VAG  450 HP 317 FT-LBS
Stock As Measured by APR 450 HP 324 FT-LBS
Stage 1
91 AKI / 95 RON 455 HP 239 FT-LBS +9 HP +15 FT-LBS
93 AKI / 98 RON 458 HP 330 FT-LBS +10 HP +16 FT-LBS
100 AKI / 104 RON 466 HP 335 FT-LBS +18 HP +16 FT-LBS

 

APR Software Pricing Guide

Our performance software upgrade is available in multiple stages with optional features.

APR Stage 1
APR Stage 1 ECU Upgrade $499.95
Optional Features
Program Switching $99.95

 

APR EMCS Program Switching

  • Stock Mode - Go back to the stock power levels.
  • Performance Modes - Switch between octanes and program modes.
  • Valet Mode - Neuters the vehicle, giving the driver minimal output.
  • Security Lockout - Password protects program switching.
  • Anti-Theft - Password protects driving the vehicle.
  • Fault Code Erase - Resets ECU fault codes and adaptation.