IE TrueFlex Ethanol Sensor Kit for Audi B9/B9.5 S4/S5/SQ5/RS4/RS5

LEADING FEATURES

• Plug-&-play kit for iE B9 3.0T TrueFlex Tunes
• Includes everything needed to install
• Reliable real-time ethanol content readings
• Run premium 91/93 up to E85 on one tune

EFFORTLESS ETHANOL

Ethanol is rocket fuel for your B9 S4, S5, SQ5, RS4, and RS5. iE TrueFlex Sensor Kit is the required hardware upgrade to convert your 3.0T engine to flex fuel. The sensor hardware allows your factory engine computer to read and instantly send the ethanol content of your fuel to our advanced TrueFlex tune, unleashing huge power.

INSTALLATION

Upgrading your 3.0T to TrueFlex is simple. Follow our step-by-step guide to install the sensor kit, then flash the TrueFlex tune with your PowerLink app. Fill up with either premium unleaded, E85, or any mix in between and enjoy maximum performance. You can monitor your ethanol content right on the app.

TRUELFEX REQUIREMENTS

• Requires iE B9 3.0T POWERlink Tuning Suite
• Requires iE TrueFlex Sensor Harness Kit 
• Requires iE upgraded HPFP for maximum power

Fitment Note: Check current TrueFlex tune stage and model year compatibility under the fitment tab on on our iE B9 3.0T Performance ECU Tunes Page.