Ideal for use with Final Drive Ratio changes such as different wheel size, transmission Pulley upgrades etcTech Tip:- The OEM speedo’s run 4-5% fast from factory, sixth gear light & other functionality is calibrated to that.Speed correction can only be made up to Harley’s factory margin of error which is typically 3-5% of actual speed…
* Pair of plug-in oxygen sensor eliminators. FOUR Wire* Allows air/fuel ratio changes at idle and part throttle for racing applications.* Not LEGAL FOR SALE OR USE on any pollution controlled vehicle.
