The set is co-developed by MWR, KRT & KHI , they tested four different configurations and the best option concerning both road & race use has become the current set MWR-VS-420 , looking at the best performance , most mid-range power / torque, Top end power, and the overall smoothness of the curve.

Installation is very easy , remove the original stacks and you can install the MWR stacks

FITS 2021 and newer