This is the perfect solution for converting your engine to run on any blend of Ethanol including E85. Simply put using this sensor in combination with a Brewed flex fuel tune allows you to fill your gas tank with E85 OR gasoline without the need to drain any fuel OR switch maps/tunes! Enjoy the extra power of E85 with the ability to switch back to pump gas at anytime with NO extra tuning, maps or switches just fill your tank and drive!
**Please note, these are 2nd hand OEM GM flex fuel sensors INCLUDING wiring pigtail. If you would like NEW OEM GM flex fuel sensor please contact us for pricing.**