Performancecatalog.com

This high performance impeller & housing combo deliver a significant increase in boost pressure and horsepower due through increased impeller blade surface area and larger interior housing volume. Produces 10.5lbs of boost at 8,400RPM when run with our recommended Stage III components. Impeller features a sophisticated Vortech blade design that is precision balanced to deliver smooth operation. Housing and impeller install easily onto stock supercharger base plate with no additinoal modifications required. Includes all necessary mounting hardware and installation instructions.
Please note, this is not an entire supercharger assembly. This is just an impeller and front housing that mount onto your existing supercharger.