dynatek dynatune 4 pin BS90 with a 2:1 drive ratio

with a 2:1 drive ratio and black face plate

Headlamp holes are closed and can be cut open to accommodate headlamps

HighPower LED Technology: Utilizes Kellermann's advanced LED technology for exceptional illumination and visibility

it combines quality base oils with carefully selected additives to offer lubrication qualities you can rely on

dynatek dynatune 4 pin BS90 with a 2:1 drive ratioFor J1850 protocol models (4 pin diagnostic port). The DynaTune is an optional fuel monitoring module designed to be used with the Dynatek Fusion EFI and Dyna 2000 HDEFI. It includes two wide band O2 sensors for precision and accurate measuring and tuning on the fly. It will enable automatic correction while you ride. Each map that is offered has pre set AFR (Air Fuel Ratio) target values. Advanced users can change the AFR from the given baseline