Yes, check sig.. There are a lot of parameters that can be adjusted, keep in mind you will be changing how it drives.. With the throttle boast and transmission tune its not civilized as a stock XK, it will shift harder, quicker and throttle will be touchy based on how much you adjust it.. There are times I chirp 2nd gear on dry pavement, havent tried with the MTRs but with the BFGs I could make them bark pretty good