Sold Out Quick view Roush ROUSH 2015-2017 Ford Mustang 5.0L V8 600HP Phase 2 Calibrated Supercharger Kit - 422001 Compare $8,299.99 ROUSH Performance's Phase 2 Supercharger system boosts performance to 727 horsepower for the Mustang Coyote V8, the ROUSH 2.3L Phase 2 Calibrated Supercharger System is part of the TVS (Twin Vortices Series) line of superchargers developed by ROUSH,... Currently Out of stock. On order! Currently Out of stock. On order!