AiM LCU1S Lambda ControllerLCU1S Lambda Controller (CAN) LCU1S Lambda controller range of products allow you to perfectly tune the carburetion, or fuel injection with use of programmable ECU, of your engine as well as keep it at its best, appreciably improving your engine performances. All LCU1S lambda controllers use a wide band Bosch LSU 4. 9 probe either for its capacity of saving the original calibration for its all life and for its duration. LCU1S can detect punctual