horsepower

  1. Superpacman13

    Custom intake runners available now!

    KTM has finally released their HOMOLOGATED intake runner for the RC390! This little monster will typically net you a 20% gain in top end horsepower, right where you want it for race use! These modifications were all done with a closed air box lid. If running an open lid and performance exhaust...
  2. cjwell

    Yoshimura Exhaust For Sale With Full Dyno Review!

    Long awaited post. Sorry for the delay. The Yoshimura is a good alternative option to the Akrapovic system. Each have their pros and cons. Will be discussing each along the way. First set of data. The blue line is bone stock average blue. The green line is only installing the yosh system, and...
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