{"product_id":"cobb-15-17-subaru-wrx-can-flex-fuel-upgrade-module-harness-bracket-ethanol-sensor","title":"Cobb 15-17 Subaru WRX CAN Flex Fuel Upgrade (Module\/Harness\/Bracket\/Ethanol Sensor)","description":"\u003cp\u003e\u003cstrong\u003eSKU:\u003c\/strong\u003e \u003cspan itemprop=\"sku\"\u003eB343650\u003c\/span\u003e   |   \u003cstrong\u003eUPC:\u003c\/strong\u003e 731946518914\u003c\/p\u003e\n\n\u003ch4\u003e\u003cstrong\u003eCOBB CAN Flex Fuel Upgrade Kit – 2015-2021 Subaru WRX (FA20DIT)\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eThe COBB 343650 CAN Flex Fuel Kit delivers precise ethanol content and fuel temperature data straight to your Accessport V3 on 2015-2021 Subaru WRX models with FA20DIT engines. This plug-and-play system unlocks full E85 capability with automatic blending and cold-start adjustments for reliable power gains. Install inline on fuel feed or return line for seamless integration without cutting wires.\u003c\/p\u003e\n\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrue CAN Bus Integration:\u003c\/strong\u003e Direct digital connection to Accessport V3 ensures 100% accurate real-time data, no analog conversions or signal loss.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eContinental Ethanol Sensor:\u003c\/strong\u003e OEM-level sensor measures 0-100% ethanol content plus fuel temperature with proven durability for daily driving or track use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLive Data Display:\u003c\/strong\u003e Monitor ethanol percentage and fuel temp instantly on Accessport screen for informed tuning decisions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFull E85 Compatibility:\u003c\/strong\u003e Supports automatic fuel map switching and cold-start compensation using COBB's free OTS Flex Fuel maps.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete Kit:\u003c\/strong\u003e Includes harness, CNC aluminum firewall bracket, -6 AN fittings, and all hardware for clean, professional results.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eProduct Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eRequires Accessport V3 with latest firmware; fits all 2015-2021 WRX FA20DIT engines.\u003c\/li\u003e\n\u003cli\u003eDoes not fit STI models (use COBB 325650) or 2022+ VB WRX chassis.\u003c\/li\u003e\n\u003cli\u003eMade in USA with lifetime warranty against defects.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e60-90 minute DIY install on fuel feed or return line; no cutting factory wiring.\u003c\/li\u003e\n\u003cli\u003eAccessport auto-detects kit post-install; flash Flex Fuel map to activate.\u003c\/li\u003e\n\u003cli\u003eSecure sensor with included CNC aluminum firewall bracket for vibration resistance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eThis Part Fits\u003c\/h4\u003e\n\u003ctable border=\"1\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eYear\u003c\/th\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eSubmodel\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e2015-2021\u003c\/td\u003e\n\u003ctd\u003eSubaru\u003c\/td\u003e\n\u003ctd\u003eWRX\u003c\/td\u003e\n\u003ctd\u003eBase\/Premium\/Limited\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch4\u003eWhy Choose COBB Tuning?\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e#1 in Subaru performance tuning for 20+ years with millions of Accessports sold.\u003c\/li\u003e\n\u003cli\u003eEngineered and built in USA for exact FA20DIT fitment and 500-800+ hp builds.\u003c\/li\u003e\n\u003cli\u003eProven reliability on drag strips, road courses, and street cars worldwide.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e Does this fit 2018 STI?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e No, STI requires COBB 325650 Flex Fuel Kit; this is WRX FA20DIT only.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e Do I need a custom tune?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e No, use COBB's free Off-The-Shelf Flex Fuel maps via Accessport.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e How long is warranty and install time?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Lifetime against defects; 60-90 minutes plug-and-play with no wire cuts.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eShipping \u0026amp; Handling\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMethod:\u003c\/strong\u003e UPS\/FedEx Ground\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailability:\u003c\/strong\u003e In stock - ships same or next business day\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackaging:\u003c\/strong\u003e Official COBB retail box, 10\" x 8\" x 4\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 1.65 lbs\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"COBB","offers":[{"title":"Default Title","offer_id":43917262979151,"sku":"COBB343650","price":1035.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/cobb-15-17-subaru-wrx-can-flex-fuel-upgrade-moduleharnessbracketethanol-sensor-cobb.jpg?v=1765843700","url":"https:\/\/www.blackopsautoworks.com\/products\/cobb-15-17-subaru-wrx-can-flex-fuel-upgrade-module-harness-bracket-ethanol-sensor","provider":"Black Ops Auto Works","version":"1.0","type":"link"}