The IE Stage 1 Audi B9 A4 or A5 TSI tune delivers an aggressive power upgrade without having to install any hardware modifications. Perfect for customers looking for a big jump in power without adding any additional hardware or to get the most out of your installed intake and intercooler. In a matter of minutes, your new ECU Tune will deliver a massive boost in performance.
Stage 1 recommended hardware
- Integrated Engineering Audi B9 Cold Air Intake (A4 & A5)
- Integrated Engineering Audi 2.0T 3.0T B9 FDS Intercooler (A4, A5, Allroad, S4 & S5)
Stage 2
Looking to maximize the performance of your stock engine and turbo? IE Stage 2 Upgrade fine-tunes the ECU to match installed aftermarket hardware allowing the turbocharger to breath free and improve power gains across the powerband. This is the maximum power available from a stock turbo car.
Stage 2 required & recommended hardware
-
Integrated Engineering Audi B9 Performance Catted Downpipe (A4, A5 & Allroad) (required)
-
Integrated Engineering Audi 2.0T 3.0T B9 FDS Intercooler (A4, A5, Allroad, S4 & S5) (highly recommended)
- Integrated Engineering Audi B9 Cold Air Intake (A4 & A5) (recommended)
What Does The Audi B9 ECU Tune Do?
Your ECU (Engine Control Module) is a computer loaded with maps to control the operating conditions of your Audi 2.0T engine. The factory calibration is designed to function with stock installed hardware, meet new car regulated standards, and de-powered to not compete with higher performance models. IE's motorsport recalibration brings your engine to life by unleashing its full performance potential on stock hardware or to match your installed hardware upgrades while maintaining reliability and factory-like comfort. This is how your turbocharged Audi should have felt from the factory!
System Requirements
Laptop or tablet with Wifi connection and USB port running Windows 7 or above operating system required. Powered by 32 or 64 bit processor with 1.0GHz or greater and 4GB of Ram.
Easy Installation - Tune From Home
Required to flash your tune, The IE POWERlink cable gives you control to unlock your engine’s true potential from your own garage or driveway. Quickly reflash your B9 Audi with your choice of ECU Stage through the cars OBD-II port. Upgrade tune stages to match installed hardware, take advantage of different fuel octanes, flash to stock, perform engine diagnostics, read/clear codes and gather high-quality operating data via data-logging.
Power Gain
Stage 1 91 Octane

Stage 1 93 Octane

Stage 2 91 Octane

Stage 2 93 Octane

Stage 2 104 Octane

- Audi - B9 A4 Quattro 2016+ with 2.0T engine*
- Audi - B9 A5 Quattro 2016+ with 2.0T engine*
- Audi - B9 A4 Quattro Allroad 2017+ with 2.0T engine*
*For all wheel drive (Quattro) vehicles only, does not support front wheel drive engines at this time.
Does not currently fit 2021+, these have new ECUs from Audi and are currently in development. No current ETA is available.
IESOVN31 (Stage 1)
IESOVN32 (Stage 2)
Manufactured by
Integrated Engineering (IE)

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