{"product_id":"fuel-it-audi-8v-2-5l-gen-3-flex-fuel-kits-ttrs-rs3","title":"Fuel-It Audi RS3 \u0026 TT RS Flex Fuel Kit (8V\/8S, 2.5T Gen 3, 2017+) - Plug \u0026 Play E85 with Bluetooth Ethanol Content Sensor (Continental) + 0-5V Output","description":"\u003cdiv class=\"product__description rte\"\u003e\n  \u003ch2\u003eAudi RS3 \/ TT RS E85 conversion and fuel composition monitor for 2.5 TFSI Gen 3\u003c\/h2\u003e\n  \u003cp\u003eUnlock safe, repeatable performance on ethanol blends with this direct-fit fuel composition sensor package for the five-cylinder 2.5 TFSI. Get live ethanol percentage to your smartphone via Bluetooth, plus a 0 to 5 volt analogue signal for integration with a JB4, standalone ECU or an analogue gauge. Genuine Continental sensor, OE-style quick connectors, ethanol-safe hose and robust Oetiker clamps deliver a tidy, leak-free install in around 15 minutes.\u003c\/p\u003e\n  \u003cp\u003eWe have installed and used this kit ourselves and feedback from our customers has been excellent. Accuracy, connection stability and the overall build quality make it the go-to ethanol blend monitor for RS3 and TT RS owners who want reliable data for tuning on E blends.\u003c\/p\u003e\n\n  \u003ch3\u003eWhy enthusiasts choose this setup\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eDirect-fit in the engine bay with quick-release fittings. No cutting of factory hard lines.\u003c\/li\u003e\n    \u003cli\u003eGenuine Continental fuel composition sensor for trusted accuracy and long-term reliability.\u003c\/li\u003e\n    \u003cli\u003eBluetooth analyser streams live E content to your phone so your calibrator can dial in power, safety and drivability.\u003c\/li\u003e\n    \u003cli\u003eOptional 0 to 5 volt analogue output to feed a JB4, standalone ECU or an external ethanol gauge.\u003c\/li\u003e\n    \u003cli\u003eE85-safe 5\/16 inch hose and OE-style connectors for a factory-look finish.\u003c\/li\u003e\n    \u003cli\u003eDurable Oetiker crimp clamps included for a secure, leak-free installation.\u003c\/li\u003e\n    \u003cli\u003eTypical installation time around 15 minutes with basic hand tools.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eWhat you get\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eNew 5\/16 inch ethanol-compatible fuel lines for the engine bay\u003c\/li\u003e\n    \u003cli\u003eGenuine Continental fuel composition sensor\u003c\/li\u003e\n    \u003cli\u003eBluetooth ethanol analyser module\u003c\/li\u003e\n    \u003cli\u003e5\/16 inch quick-connect fitting\u003c\/li\u003e\n    \u003cli\u003eOetiker crimp clamps\u003c\/li\u003e\n    \u003cli\u003eOptional 0 to 5V analogue output harness for JB4 or an analogue gauge\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003cp\u003eBluetooth functionality uses the Fuel-It app for iPhone and Android, available separately from the relevant app store.\u003c\/p\u003e\n\n  \u003ch3\u003eVehicle fitment\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eAudi TT RS Mk3 8S 2017+\u003c\/li\u003e\n    \u003cli\u003eAudi RS3 8V 2017+\u003c\/li\u003e\n    \u003cli\u003eFor 2.5 TFSI Gen 3 five-cylinder turbocharged models\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003ePart numbers\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eFI092 with crimping tool\u003c\/li\u003e\n    \u003cli\u003eFI093 without crimping tool\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eProfessional fitting and support\u003c\/h3\u003e\n  \u003cp\u003ePrefer us to install it for you? Book professional fitting with MJ Modifications in Warwickshire. Email info@mjmodifications.co.uk for a quotation, availability and advice on linking the analogue output to your tune, JB4 or gauge.\u003c\/p\u003e\n\n  \u003ch3\u003eCompatibility check\u003c\/h3\u003e\n  \u003cp\u003eWe complete a compatibility check prior to dispatch to make sure it fits your car. Please provide your UK registration number or the last 7 digits of your VIN at checkout.\u003c\/p\u003e\n\n  \u003ch3\u003eImportant notes\u003c\/h3\u003e\n  \u003cp\u003eEthanol sensors infer alcohol content based on the absence of petrol. Contaminated fuel can cause artificially high readings. Always verify fuel quality and ensure your calibration accounts for actual blend.\u003c\/p\u003e\n\n  \u003ch3\u003eManufacturer and warranty\u003c\/h3\u003e\n  \u003cp\u003eManufactured by Fuel-It and covered by the Fuel-It Limited Warranty.\u003c\/p\u003e\n\n  \u003ch3\u003ePhotos\u003c\/h3\u003e\n  \u003cp\u003e\n    \u003cimg alt=\"Audi 2.5 TFSI ethanol sensor kit installed in engine bay\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1272\/9301\/files\/Fuel-It_Audi_8V_8S_2.5L_Gen_3_Flex_Fuel_Kits_TTRS_RS3_-4_2048x2048.jpg?v=1623304946\"\u003e\n  \u003c\/p\u003e\n  \u003cp\u003e\n    \u003cimg alt=\"RS3 TT RS E85 conversion kit components and Bluetooth analyser\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1272\/9301\/files\/Fuel-It_Audi_8V_8S_2.5L_Gen_3_Flex_Fuel_Kits_TTRS_RS3_-2_2048x2048.jpg?v=1623304967\"\u003e\n    \u003cimg alt=\"Continental fuel composition sensor and E85-safe lines for Audi 2.5 TFSI\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1272\/9301\/files\/Fuel-It_Audi_8V_8S_2.5L_Gen_3_Flex_Fuel_Kits_TTRS_RS3_-3_2048x2048.jpg?v=1623304956\"\u003e\n  \u003c\/p\u003e\n\n  \u003ch3\u003ePopular search terms\u003c\/h3\u003e\n  \u003cp\u003eRS3 E85 conversion kit UK, TT RS E85 conversion UK, Audi 2.5 TFSI ethanol sensor kit, fuel composition sensor RS3, Bluetooth ethanol reader, smartphone ethanol percentage monitor, iPhone Android ethanol app, E content Bluetooth module, 0 to 5 volt ethanol output, RS3 ethanol gauge interface, TT RS alcohol content sensor, five-cylinder turbo flex-fuel conversion, 8V RS3 fuel composition sensor, 8S TT RS ethanol monitor, UK installer Warwickshire, JB4 ethanol input, Audi E blend monitor, RS3 ethanol analyser UK, TT RS E85 upgrade package.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Fuel-It","offers":[{"title":"With Crimping Tool","offer_id":55975622312322,"sku":null,"price":313.18,"currency_code":"GBP","in_stock":true},{"title":"Without Crimping Tool","offer_id":55975622345090,"sku":null,"price":308.51,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0871\/5445\/8937\/files\/FUEL-ITAUDI8V8S2_5LGEN3FLEXFUELKITS_TTRS_RS3_1946x_4cc4700f-7c8f-472a-b77b-d149b19e3278_1024x1024_2x-transformed.webp?v=1763322728","url":"https:\/\/mjmodifications.co.uk\/products\/fuel-it-audi-8v-2-5l-gen-3-flex-fuel-kits-ttrs-rs3","provider":"MJ Modifications","version":"1.0","type":"link"}