2 x O2 Sensor Eliminator - Honda VT400 VT750 VT740C / C2 Shadow Spirit Oxygen Dongles These heel guards are laser

These heel guards are laser cut from stainless

ugly old standard ends

RPM and pulse/rev programmed by two buttons

2017+ Z650/RS

2015-23 CBR300R

2 x O2 Sensor Eliminator - Honda VT400 VT750 VT740C / C2 Shadow Spirit Oxygen Dongles These heel guards are laserO2 SENSOR ELIMINATOR An O2 sensor is an electronic device located inside your exhaust system and is there to determine if the air fuel ratio of your engine is rich or lean. The O2 sensors in motorcycles are designed to keep things within emission standards and in certain throttle positions will lean or richen the mixture to alter the stoichiometric air fuel ratio. This is good for emissions but not for maximum performance & smooth running. Disabling