Kraftwerks Supercharger DIY Kit Rotrex C38 Honda K-SeriesCentered around the highly efficient Rotrex C38 Supercharger, the Kraftwerks Supercharger kit produces impressive results throughout the entire power band. While unlike any other forced induction system, the Kraftwerks supercharger system provides a linear power curve, torque on demand, cooler operating temperatures, and total drivability. The Kraftwerks supercharger system provides instant throttle response and a progressive power curve that