Changing jets are a thing of the past. EFI, is here to stay and making air fuel ratio adjustments could not be easier with the HMF/ dobeck EFI tuning box. HMF systems for EFI machines are developed with the HMF/Dobcek EFI box which means no guessing because every unit is pre-programed for HMF exhausts.
Easy installation usually takes 30 minutes or less
Makes recalibrating the air fuel ratio an easy chore
Make adjustments as you ride seeing instant results