I don't know about mustangs, but I've heard a 4.6L F-150 w/ straights, no mufflers, only cats. It's sounds really good until you top 4000 rpm's...then it starts cracking really bad, sounds like junk--especially when it revs back down.
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Current Sophomore -- Mechanical Engineering
Black on Black 98' GT 5-Speed
Mods = Stuff
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