LEADING FEATURES

• Required for IE TrueFlex MQB tunes
• Allows for instant adjustments from 91 pump to full E85
• Harness for VW MK7 & Audi 8V EA888.3 engines
• Sends sensor data in real-time to IE ECU calibrations
• Includes everything needed to install

OVERVIEW

This plug and play harness kit is required for IE TrueFlex ECU Tunes for VW and Audi MQB Gen 3 engines. This includes everything necessary for the flex-fuel sensor to send real-time data from your fuel system to the ECU and adjust for any content mix from 91 pump to full E85 automatically. 

Kit includes:

• (1x) IE TrueFlex Wiring Harness
• (1x) 2 amp Fuse
• (1x) Ethanol Sensor
• (2x) Ethanol Sensor Quick Connect Couplers
• (2x) Hose Clamps

INSTALLATION

This harness kit is fully assembled to proper lengths and includes everything needed to install in a clean and factory-like install. Disconnecting and cutting of factory soft fuel lines is required and should be completed with great care or by a professional.Click here to download the install guide

TrueFlex is currently available for 2015-2018 MK7 GTI & A3 2.0T W/IS38. Stage 1 & 2, Golf R/S3, and 2019+ model years are coming soon!