SP ProEFI R35 GTR Package: Package includes: Pro128 Standalone ECU R35 GTR Adapter Harness 5 Bar Map sensor Dual Wideband O2 sensor kits Air Intake Temp sensor Fuel Pressure 150psi sensor iBoost control knob and solenoid Options: Select your ProEFI Gauge/Display. Choose Flex Fuel sensor for E85 Ethanol capabilities just like the OEMs. Choose CAN Cable if you would like the option to hook your ProEFI up to a laptop. Additional sensors, dataloggers, and components also available. CALL/EMAIL for package discount!!