This year at the SEMA show ROUSH Performance, Ford Racing and Sherwin-Williams Automotive Paints teamed up to unveil their custom built 700 horsepower Stage 3 Mustang. The Roush Mustang features the newest Phase 3 Supercharger kit mated to the Ford Racing Aluminator engine. Turns out this is the most powerful Mustang Roush has ever built for the road. To hear how this beast of a Mustang sounds check out the video below.
