Blown Away
A Roush Performance Phase 1-supercharged S550 puts down 750 rwhp
By Steve Turner
Photos courtesy of Roush Performance
In the hyper-competitive world of aftermarket horsepower building, it’s all about the numbers. To show off the capabilities of its supercharger systems, Roush Performance recently released a video of a tuned-up Phase 1-supercharged 2015 Mustang, and the results were downright impressive.
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