Whipple Superchargers twin screw design makes them the most efficient supercharger available for making horsepower. Now shipping all Gen 3, Gen 4 and Gen 5 systems. Available for most modern late model Ford, Chevy and Dodge applications. Whipple’s positive-displacement twin-screw compressor delivers massive power across entire RPM range. Positive displacement compressors are much more efficient and offers unsurpassed low rpm torque right off idle. Read more about the Ford Gen 5 3.0L vs 3.8L Superchargers and the 3.8L Upgrade for the Shelby GT500. Mopar owners, can read about the HEMI GEN 5 3.0L and 3.8L Whipple upgrades. Beefcake Racing is an Authorized Dealer, call 1-855-827-7223 for more tech info and pricing.