THIS KIT DOES NOT WORK ON 2011 CRUZE BNR Flex Fuel Kit for 1.4T turns your Cruze or Sonic into a true flex fuel vehicle. You will be able to use ANY percentage of Ethanol Fuel from 0% all the way up to 85% (E85) without needing to switch tunes. The ignition and fueling adjust instantly and on the fly to compensate for the change in fuel. Larger fuel injectors are needed to run ethanol fuel (E85), you can get them from BNR here- https://store.badnewsracing.net/Fuel-System_c_462.html Digital Install Guide for Cruze Available Here! (Sonic similar except you can get power from the "Flex fuel" fuse slot) PLEASE DIRECT ANY TECHNICAL OR WARRANTY QUESTIONS TO BNR DIRECTLY. Includes: Flex Fuel SensorWiring HarnessFuel Line FittingsYellow Flex Fuel Gas Cap