{"product_id":"fuel-it-bluetooth-flex-fuel-kit-bmw-g-chassis-gen3-b58tu2","title":"Fuel-It! Bluetooth\/CANflex Flex Fuel Kit - BMW G-Chassis Gen3 B58TU2 (2025+)","description":"\u003ch2\u003eOVERVIEW\u003c\/h2\u003e\n\u003cp\u003eThe Fuel-It! Bluetooth\/CANflex Flex Fuel Kit for the Gen3 B58TU2 lets the latest 2025+ B58-powered BMWs safely run E85 and any ethanol blend by monitoring real-time ethanol content and feeding it to your tune. Built around a genuine Continental ethanol content sensor with a stainless braided PTFE fuel line and plug-and-play wiring, it streams your fuel's ethanol percentage to the free Fuel-It!\/BMS smartphone app over Bluetooth — unlocking the bigger power and cooler charge temps of flex fuel. This is the updated kit for the newest B58TU2 (Gen3) motor; earlier 2019–2024 cars use the Gen2 B58 kit. Installs in about 30 minutes.\u003c\/p\u003e\n\u003ch2\u003eSPECS\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine Continental ethanol content sensor (ECA)\u003c\/li\u003e\n\u003cli\u003eStainless braided PTFE fuel line with protective nylon sheath and custom fitting\u003c\/li\u003e\n\u003cli\u003ePlug-and-play wiring harness — CANflex (CANbus, LED, auto trans) or Universal (manual \/ bootmod3), per configuration\u003c\/li\u003e\n\u003cli\u003eFree iOS\/Android app over Bluetooth — live ethanol %, fuel pressure, and temperature\u003c\/li\u003e\n\u003cli\u003eDesigned for the Gen3 B58TU2 motor (2025+); not interchangeable with the Gen2 B58 kit\u003c\/li\u003e\n\u003cli\u003eApproximately 30-minute installation\u003c\/li\u003e\n\u003cli\u003eConfigurations: CANflex LED ECA + PnP harness, CANflex + Universal harness, Legacy Bluetooth ECA, or Fuel Lines Only (with\/without pressure sensor)\u003c\/li\u003e\n\u003cli\u003eFor off-road \/ competition use; requires a flex-fuel-capable tune to blend E85\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePARTS INCLUDED\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eContinental ethanol content sensor (per configuration)\u003c\/li\u003e\n\u003cli\u003eCANflex or Bluetooth ECA module and wiring harness (per configuration)\u003c\/li\u003e\n\u003cli\u003eStainless braided PTFE fuel line and custom fitting\u003c\/li\u003e\n\u003cli\u003eSuperLube and mounting hardware\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTECH RESOURCES\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eREQUIRES a flex-fuel-capable tune to blend E85 — pair with our \u003ca href=\"\/products\/mhd-super-license-for-b58\"\u003eMHD Super License (BMW B58)\u003c\/a\u003e; also compatible with JB4, bootmod3, and ECUTeK flex tunes (confirm B58TU2 support with your tuning platform)\u003c\/li\u003e\n\u003cli\u003eFlex fuel is intended for off-road \/ competition use\u003c\/li\u003e\n\u003cli\u003eApproximately 30-minute installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eVEHICLE APPLICATIONS\u003c\/h2\u003e\n\u003ctable border=\"1\" cellpadding=\"6\" cellspacing=\"0\" style=\"border-collapse: collapse; width: 100%; text-align: left;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eChassis\u003c\/th\u003e\n\u003cth\u003eEngine\u003c\/th\u003e\n\u003cth\u003eYears\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003eM340i \/ M340i xDrive\u003c\/td\u003e\n\u003ctd\u003eG20\u003c\/td\u003e\n\u003ctd\u003eB58 Gen 3 3.0L\u003c\/td\u003e\n\u003ctd\u003e2025+\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003eM340i Touring\u003c\/td\u003e\n\u003ctd\u003eG21\u003c\/td\u003e\n\u003ctd\u003eB58 Gen 3 3.0L\u003c\/td\u003e\n\u003ctd\u003e2025+\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003e440i\u003c\/td\u003e\n\u003ctd\u003eG22\u003c\/td\u003e\n\u003ctd\u003eB58 Gen 3 3.0L\u003c\/td\u003e\n\u003ctd\u003e2026+\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Fuel-It","offers":[{"title":"Complete Kit with CANbus ECA and Universal Harness \/ M340i","offer_id":53838951973171,"sku":null,"price":459.95,"currency_code":"USD","in_stock":true},{"title":"Complete Kit with CANbus ECA and Universal Harness \/ 430i","offer_id":53838952005939,"sku":null,"price":459.95,"currency_code":"USD","in_stock":true},{"title":"Complete Kit with CANbus ECA and Universal Harness \/ 740i","offer_id":53838952038707,"sku":null,"price":459.95,"currency_code":"USD","in_stock":true},{"title":"Complete Kit with CANbus ECA and Universal Harness \/ X5 50e","offer_id":53838952071475,"sku":null,"price":459.95,"currency_code":"USD","in_stock":true},{"title":"Complete Kit with Fuel-It! 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