If your looking for the most power gain for the dollar amount or if you can't fit the Pro-Volute bell, you have to see our Pro-Volute Internal CNC Mods. In back to back testing our F2 makes 4PSI more and picked up 3mph compared to a stock con volute. We have all sizes of blowers. Call us and we can talk to you about making your blower or turbo even better!
Part #: 306