Ethanol is rocket fuel for your B9 S4, S5, or SQ5. Our 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.
