We are getting close to releasing our new VT series Z4M supercharger kits. These kits will be powered by Vortech and are designed to be upgradeable from stage 1 445 hp to stage 2 500-550 hp and also a stage 3 600+ hp. Below are the dyno's for stage 1 VT1-445 and stage 2 VT2-500-550.
VT445 91/93 octane
VT2-500 and VT2-550