2014-2019 GMC Sierra 1500 Lethal Garage Flex Fuel Kit

Our custom E85 Flex Fuel kit for the 15-19 GMC Sierra with a 5.3L or 6.2L engine, is just what you need for more power, savings on fuel costs, and a better smelling ride... (Okay that last one is subjective). PLEASE! Verify the harness plug location on your vehicle before purchasing, see the install video below for location. Returns will incur a restock fee. Note: This kit can also work for the Yukon & Yukon XL if you have the frame rail connection point as seen in the install video below.  This kit is assembled by Lethal Garage and it includes the following: 1 - GM OEM Flex Fuel Sensor 1 - Stainless Steel Braided PTFE OEM Style Fuel Line (Made in the USA) 1 - Gen5DIY custom plug & play power harness & ECU tap. (Made in the USA) Two Year Warranty on all GM parts as provided by GM & lifetime warranty on the Gen5DIY harness that covers any defects in craftsmanship. 4 - Zip ties for install Our product is designed to tuck away and be hidden under the vehicle away from