Fuel-It Audi 8V 8S 2.5L Gen 3 Flex Fuel Kit for RS3 and TT RS
Run E85 with confidence in your Audi RS3 or TT RS. This Fuel-It flex fuel kit is the must-have upgrade for the 2.5T 5-cylinder Gen 3 platform, giving you live ethanol content data via Bluetooth so your tuner can optimise power, safety and drivability. It is a genuine plug and play ethanol content sensor kit for the Audi 2.5T, installs in about 15 minutes, and uses a Continental sensor paired with the Fuel-It Bluetooth analyser for reliable, accurate readings.
Perfect for anyone searching for Audi RS3 flex fuel kit, Audi TT RS flex fuel kit, E85 kit RS3, E85 kit TT RS, ethanol content sensor Audi, Bluetooth ethanol sensor Audi, 2.5T flex fuel conversion, or Fuel-It ethanol content analyser for Audi 8V 8S.
Why choose this Audi RS3 TT RS flex fuel kit
- Fast, clean, plug and play install in the engine bay. No cutting of OEM lines.
- Genuine Continental ethanol sensor for trusted accuracy.
- Fuel-It Bluetooth analyser for live E content on your phone.
- Optional 0 to 5V analogue output for integration with a JB4 or an analogue gauge.
- E85 compatible 5/16 inch fuel lines with OEM style quick-connect for a factory-quality finish.
- Durable Oetiker crimp clamps included for secure, leak-free fittings.
We have fitted and used this kit ourselves and our customers have been consistently impressed with the build quality, ease of installation, stable Bluetooth connection and accurate ethanol readings. If you are planning to run E blends, this is the reliable, tuner-approved solution for the Audi 2.5T.
What’s in the box
- New 5/16 inch E85 compatible fuel lines for your engine bay
- Genuine Continental ethanol sensor
- Fuel-It Bluetooth ethanol content analyser
- 5/16 inch quick connect fitting
- Oetiker crimp clamps
- Optional 0 to 5V analogue output for JB4 or an analogue gauge
Bluetooth functionality requires the Fuel-It app, available for iPhone and Android. The app must be purchased separately.
Compatibility
- Audi TT RS MK3 8S 2017+
- Audi RS3 MK3 8V 2017+
- For Audi 2.5T Gen 3 platforms
Part numbers
- FI092 with crimping tool
- FI093 without crimping tool
Fitting and support
Professional fitting available at Nforcd in Warwickshire. Email Sales@nforcd.com for a quotation or to book your installation. We are happy to advise on integration with your tune and how to monitor ethanol content for safe, repeatable performance.
Compatibility check
We run a compatibility check prior to dispatch to ensure the part fits your car. Provide your UK registration number or the last 7 digits of your VIN at checkout.
Notes
Ethanol sensors infer ethanol content based on the absence of petrol. If your fuel is contaminated, readings may be artificially elevated. Always verify your fuel quality and tune accordingly.
Manufacturer and warranty
Manufactured by Fuel-It. Covered by the Fuel-It Limited Warranty.
Photos
Search-friendly terms
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