2004 Roush sport upgraded to stage 2 I have added ROUSH 4 piston brakes, Cold Air, many ROUSH interior upgrade, including hard to find trim kit, including all ROUSH Billet accessories, ROUSH Magpak rear exhaust, Side exhaust removed. ROUSH driveline/shaft. Not gonna talk about my times because been down three times and they all sucked do to paying attention. This is my second ROUSH, the first being a 99 ROUSH cobra.It went in 35 times to the dealer for SVT problems. Lemon.