2015 Ford Mustang EcoBoost & V6 Sound Furious With Roush Performance Exhaust Kit
6 Feb 2015, 08:51 UTC · By: Mircea Panait / Many owners and enthusiasts were vocal about the S550's V6 and 2.3-liter EcoBoost lack of burble. Well, we bet they haven't heard Roush's aftermarket solution