{"product_id":"cobb-tuning-subaru-can-flex-fuel-upgrade-2018-2021-subaru-wrx","title":"Cobb Tuning Subaru CAN Flex Fuel Upgrade - 2018-2021 Subaru WRX","description":"\u003cp\u003eAdd true flex fuel capability to your 2018–2021 Subaru WRX with the \u003cstrong\u003eCOBB CAN Flex Fuel Upgrade\u003c\/strong\u003e. This kit is designed to measure ethanol content in real time and feed that data into the vehicle’s CAN system so the ECU can use it for \u003cstrong\u003eCOBB Off The Shelf (OTS) maps\u003c\/strong\u003e or a \u003cstrong\u003ecustom calibration\u003c\/strong\u003e. The result is a clean, modern flex fuel solution that integrates like it belongs there.\u003c\/p\u003e\n\u003cp\u003eAt the center of the system is the \u003cstrong\u003eCOBB CAN Gateway\u003c\/strong\u003e, a billet aluminum module that injects aftermarket sensor data into your car’s CAN network for ECU use. Pair it with the included ethanol sensor kit and vehicle-specific harness for a straightforward install designed around the 2018–2021 WRX platform.\u003c\/p\u003e\n\u003ch3\u003eFlex Fuel Overview\u003c\/h3\u003e\n\u003ch3\u003e\u003ciframe class=\"responsive\" width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/sfVQCKvVoSE?si=JvxmS9zYibXgxCEt\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/h3\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCAN-Based Flex Fuel Integration:\u003c\/strong\u003e Measures ethanol content and communicates it through the CAN system for ECU use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupports OTS or Custom Tuning:\u003c\/strong\u003e Designed to be utilized in COBB OTS maps or custom calibrations that support flex fuel.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCOBB CAN Gateway Included:\u003c\/strong\u003e Billet aluminum housing with precision PCB and a bolt-in bracket on supported cars.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete Ethanol Sensor Kit:\u003c\/strong\u003e Includes ethanol sensor, mounting bracket, fuel lines with quick-connect fittings, and wiring.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVehicle-Specific Harness:\u003c\/strong\u003e Built specifically for 2018–2021 WRX fitment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat’s Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCOBB CAN Gateway (billet aluminum housing)\u003c\/li\u003e\n\u003cli\u003eMachined mounting bracket for bolt-in installation (supported vehicles)\u003c\/li\u003e\n\u003cli\u003eVehicle-specific wiring harness (2018–2021 WRX)\u003c\/li\u003e\n\u003cli\u003eCAN Ethanol Sensor Kit:\n\u003cul\u003e\n\u003cli\u003eEthanol sensor\u003c\/li\u003e\n\u003cli\u003eSensor mounting bracket\u003c\/li\u003e\n\u003cli\u003eFuel lines with quick-connect fittings\u003c\/li\u003e\n\u003cli\u003eWiring harness to connect sensor to CAN Gateway\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eEmissions\u003c\/h3\u003e\n\u003cp\u003eThis part is legal under the provisions of \u003cstrong\u003eEPA’s Anti-Tampering Policy\u003c\/strong\u003e. COBB Tuning has established a reasonable basis (testing results) via \u003cstrong\u003eSEMA Garage Emissions Certification\u003c\/strong\u003e that verifies this product allows the vehicle to operate within legal emissions standards and is legal for on-street use in states that accept the Clean Air Act and EPA Anti-Tampering provisions.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNOT LEGAL FOR SALE OR USE IN CALIFORNIA\u003c\/strong\u003e on any emission-controlled motor vehicle.\u003c\/p\u003e\n\u003cp\u003eTesting with the California Air Resources Board (CARB) to achieve 50-state compliance is pending. Once testing is complete and an EO number is issued, this product will be updated to 50-state legal status.\u003c\/p\u003e\n\u003ch3\u003eProduct Highlight\u003c\/h3\u003e\n\u003cp\u003e\u003ciframe class=\"responsive\" width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/Qr5MpktNjSI?si=DMAe2ZhoyagnBvPY\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003ch3\u003eInstallation Notes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDesigned for a clean integration using the included vehicle-specific harness.\u003c\/li\u003e\n\u003cli\u003eRequires a flex-fuel compatible calibration (COBB OTS map support or custom tune) to utilize ethanol content data.\u003c\/li\u003e\n\u003cli\u003eVerify your WRX model year before purchase to ensure correct harness compatibility.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg style=\"float: none;\" alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0732\/3457\/9704\/files\/344650_gallery_02_600x600.jpg?v=1771443410\"\u003e\u003c\/div\u003e\n\u003ch3\u003eCompatibility \u0026amp; Disclaimers\u003c\/h3\u003e\n\u003cp\u003ePart number \u003cstrong\u003eSC-COB01-0106\u003c\/strong\u003e. For 2018–2021 WRX only. Not compatible with 2015–2017 WRX due to different harness requirements. Emissions legality varies by state and configuration—always follow COBB’s application guide and verify local regulations.\u003c\/p\u003e","brand":"COBB Tuning","offers":[{"title":"Default Title","offer_id":48001762361592,"sku":"COBB344650","price":735.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/3457\/9704\/files\/344650_main.jpg?v=1771436008","url":"https:\/\/driven.media\/products\/cobb-tuning-subaru-can-flex-fuel-upgrade-2018-2021-subaru-wrx","provider":"Driven.Media","version":"1.0","type":"link"}