New Roush Extreme Exhaust on my 2008 Roush 428R

Just replaced my roush off road Exhaust with the new roush extreme exhuast kit.

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05 Roush frpp hot rod cams
05 roush superchaged,frpp hotrod cams, factory Exhaust with roush offroad mufflers





Roush 428r with extreme exhaust
Just a quick clip stomping on it.





Roush Exhaust: Street Legal vs. Roush Off-Road Exhaust
Roush Street Legal Exhaust vs. Roush Off-Road Exhaust sound... Note that Roush off-road is same muffler as Borla 11750 Stingers (Borla makes it for Roush) Startup and engine revs.





Roush 428R w/ Roush Extreme Exhaust
2008 Roush 428R with 2.57 pulley, CAI, Roush extreme Exhaust. ~~ I do not own the rights to the song ~~




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