{"product_id":"advanced-fuel-dynamics-proflex-dx-ford-mustang-gt-mach-1-2018-2023-e85-flex-fuel-system","title":"Advanced Fuel Dynamics ProFlex DX for Ford Mustang GT \/ Mach 1 5.0L S550 (18-23) E85 Flex Fuel System","description":"\u003cp\u003e\u003cstrong\u003eRun gasoline, E85 or any mix of the two in your Mustang GT or Mach 1 without changing tunes every time the fuel blend changes.\u003c\/strong\u003e The Advanced Fuel Dynamics ProFlex DX reads the ethanol percentage and adjusts injector operation on the fly, so you do not have to swap maps or guess how much E85 is in the tank.\u003c\/p\u003e\n\u003cp\u003eThe system was developed specifically for the dual-injection 5.0L Coyote used in the 2018–2023 S550 Mustang. Advanced Fuel Dynamics reports approximately 40–45 wheel horsepower gains on E85, with no additional tuning required on a stock car or one running a performance gasoline tune.\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: #ff0000;\"\u003e\u003cstrong\u003eFitment Information\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFord Mustang GT 5.0L Coyote V8 S550 (2018, 2019, 2020, 2021, 2022, 2023)\u003c\/li\u003e\n\u003cli\u003eFord Mustang Mach 1 5.0L Coyote V8 S550 (2021, 2022, 2023)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: #ff0000;\"\u003e\u003cstrong\u003eFitment Note\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eFits S550 Mustang GT and Mach 1 models with the dual-injection 5.0L Coyote V8. Advanced Fuel Dynamics lists fitment for GT and Mach 1 models only.\u003c\/p\u003e\n\u003cp\u003eThis system does not fit the Mustang EcoBoost, Shelby GT350, GT350R, Shelby GT500 or 2024 and newer S650 Mustang.\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: #ff0000;\"\u003e\u003cstrong\u003eHow the ProFlex DX System Works\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe ProFlex DX measures the ethanol content in the fuel and electronically adjusts injector operation for the current blend. You can fill the car with pump gas, E85 or any mixture of the two without pushing buttons, changing settings or loading a separate E85 tune.\u003c\/p\u003e\n\u003cp\u003eBlendSense technology updates every 30 milliseconds as the fuel blend changes. You can also use the ProFlex Connect app to check the current ethanol percentage from an Apple or Android phone.\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: #ff0000;\"\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRun gasoline, E85 or any mixture of the two\u003c\/li\u003e\n\u003cli\u003eNo additional tuning required\u003c\/li\u003e\n\u003cli\u003eCompatible with the stock calibration or a performance gasoline tune\u003c\/li\u003e\n\u003cli\u003eDesigned for the dual-injection 5.0L Coyote\u003c\/li\u003e\n\u003cli\u003eDigital injector management\u003c\/li\u003e\n\u003cli\u003eBlendSense technology with a 30-millisecond refresh rate\u003c\/li\u003e\n\u003cli\u003eApproximately 40–45 wheel horsepower gains on E85 reported by AFD\u003c\/li\u003e\n\u003cli\u003eApproximately 7–8% more wheel horsepower and torque on E85\u003c\/li\u003e\n\u003cli\u003eCold Start Plus technology for easier cold-weather starts\u003c\/li\u003e\n\u003cli\u003eBluetooth ethanol monitoring through the ProFlex Connect app\u003c\/li\u003e\n\u003cli\u003eCompatible with bolt-ons, naturally aspirated builds and power adders\u003c\/li\u003e\n\u003cli\u003eLimited 12-month warranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: #ff0000;\"\u003e\u003cstrong\u003eInstallation Information\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eInstallation normally takes about an hour. Most of the system uses plug-and-play connections, but one connector pin must be installed inline with an existing wire. Professional installation is recommended if you are not comfortable crimping automotive connector pins.\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: #ff0000;\"\u003e\u003cstrong\u003eEmissions Information\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe ProFlex DX does not remove or replace emissions equipment. It reads the ethanol content in the fuel and electronically adjusts injector operation so the engine can run gasoline, E85 or any mixture of the two.\u003c\/p\u003e\n\u003cp\u003eAdvanced Fuel Dynamics does not publish a CARB Executive Order number for this kit. California emissions compliance will also depend on the vehicle, engine calibration and approval status of the complete setup.\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: #ff0000;\"\u003e\u003cstrong\u003eWatch the Video\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eHere is an install video from Advanced Fuel Dynamics showing how to install the ProFlex DX on the 2018–2023 Mustang GT and Mach 1.\u003c\/p\u003e\n\u003cdiv style=\"position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden; max-width: 100%; margin-bottom: 30px;\"\u003e\u003ciframe style=\"position: absolute; top: 0; left: 0; width: 100%; height: 100%;\" src=\"https:\/\/www.youtube.com\/embed\/QtE69ywRjAI\" title=\"Advanced Fuel Dynamics ProFlex DX Mustang GT and Mach 1 installation video\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003cp\u003e\u003cspan style=\"color: #ff0000;\"\u003e\u003cstrong\u003eBefore You Buy\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThis system is only for the dual-injection 5.0L Coyote used in the listed Mustang GT and Mach 1 models.\u003c\/li\u003e\n\u003cli\u003eNo additional tune is required for a stock or lightly modified naturally aspirated car.\u003c\/li\u003e\n\u003cli\u003eCars with aggressive camshafts, long-tube headers, forced induction or other major power upgrades may require larger MPI injectors.\u003c\/li\u003e\n\u003cli\u003eFuel pump and injector requirements will depend on the car’s modifications and intended power level.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: #ff0000;\"\u003e\u003cstrong\u003ePairs Well With\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/shop.redline360.com\/products\/radium-engineering-ford-coyote-fuel-rails-20-0433\"\u003eRadium Engineering Fuel Rails for Ford Coyote\u003c\/a\u003e – A useful starting point when upgrading the fuel system on a higher-horsepower Coyote build that needs more injector and fuel-flow capacity.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/shop.redline360.com\/products\/k-n-cold-air-intake-ford-mustang-gt-s550-5-0l-v8-2018-2023-air-charger-kit-63-2605\"\u003eK\u0026amp;N Cold Air Intake for Ford Mustang GT 5.0L S550\u003c\/a\u003e – Add more airflow and a louder Coyote intake sound to a 2018–2023 Mustang GT.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/shop.redline360.com\/products\/mbrp-catback-exhaust-ford-mustang-mustang-gt-5-0l-18-21-quad-dual-wall-tips-race-or-street-version\"\u003eMBRP Exhaust for Ford Mustang GT 5.0L\u003c\/a\u003e – Give the Mustang GT a deeper exhaust note with Street and Race cat-back options for the same 2018–2023 S550 platform.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/shop.redline360.com\/products\/awe-exhaust-ford-mustang-mach-1-5-0-coupe-2021-2023-switchpath-catback-with-quad-black-or-silver-tips\"\u003eAWE SwitchPath Exhaust for Ford Mustang Mach 1\u003c\/a\u003e – Keep the factory exhaust valve functionality while giving the 2021–2023 Mach 1 a louder and deeper Coyote sound.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: #ff0000;\"\u003e\u003cstrong\u003eAbout Advanced Fuel Dynamics\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eAdvanced Fuel Dynamics builds flex-fuel systems that measure the actual ethanol content in the tank instead of assuming every pump marked E85 has the same blend. Its ProFlex systems automatically adjust injector operation in real time, allowing drivers to use gasoline, E85 or any mixture of the two without constantly changing tunes.\u003c\/p\u003e","brand":"Advanced Fuel Dynamics","offers":[{"title":"Default Title","offer_id":43046601293904,"sku":"PFD-MGT6","price":999.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0058\/0252\/4785\/files\/advanced-fuel-dynamics-proflex-dx-ford-mustang-gt-mach-1-2018-2023-e85-flex-fuel-system.png?v=1792599969","url":"https:\/\/shop.redline360.com\/products\/advanced-fuel-dynamics-proflex-dx-ford-mustang-gt-mach-1-2018-2023-e85-flex-fuel-system","provider":"Redline360","version":"1.0","type":"link"}