Roush Performance 2011-12 Supercharger Kit, Calibrated, 5.0L F-150 421244

This F-150 Phase 1 supercharger kit is calibrated by ROUSH to deliver an estimated 515 horsepower to the 2011-2014 Ford F-150 5.0L V8 powertrain.The ROUSH 2011-2014 F-150 Calibrated Supercharger Kit is part of the TVS line of superchargers developed by ROUSH that have raised the bar for performance and reliability. The ROUSH R2300 supercharger features Eaton's new cutting edge (TVS) rotating assembly that delivers more power in a smaller package for uncompromising performance.The ROUSH R2300 TVS supercharger is a roots-type, positive displacement supercharger that features twin four-lobe rotors that are twisted 160-degrees. The new fourth lobe and added twist, when combined with redesigned air inlet and outlet ports, greatly enhance thermal efficiency, deliver higher volumetric capacity, enable higher operating speeds, creates a smoother, more efficient flow of air into the engine and has improved noise and vibration characteristics.