WHIPPLE: 2.9L Supercharger Upgrade Kit [ 2007-2012 Ford Mustang Shelby GT500 5.4L V8 ] Chevrolet Internal Floating Piston (IFP) Design:

Internal Floating Piston (IFP) Design:

This unique design maximizes air volume through the manifold

A 200 CPSI catalytic converter is used for maximum flow

Fits 3" Collector

Our shaft comes with a 300m stub system mounted into a billet aluminum plate to ensure not only strength but lighter weight than the normal way of doing this type of end (look closely at the CV end its not all steel) The shaft only weighs 23lbs and come with special 12

WHIPPLE: 2.9L Supercharger Upgrade Kit [ 2007-2012 Ford Mustang Shelby GT500 5.4L V8 ] Chevrolet Internal Floating Piston (IFP) Design:NOTE: ALSO AVAILABLE IN POLISHED FINISH. PLEASE SELECT ABOVE. If you're craving more power from your Shelby GT500, Whipple has the answer. Get the industries latest, most efficient twin screw supercharger. The new Whipple W175HPR can produce incredible power levels with stock 5. 4L Shelby GT500 engines as well as highly modified engines. The revolutionary new W175HPR compressors have the ability to run nearly 25psi of boost (engine modifications