Thread: Opinions on High-Flow Cat
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Old 12-28-2009, 04:26 PM   #5 (permalink)
Red370
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Originally Posted by NewlyIMPORTed View Post
hey red370 was the sound change noticeable in the cabin? if so what was it like?
At cruising speeds, no, but at WOT, she screams like a banshee, its a definite noticeable change from the stock sound for sure, sounds like the exhaust should have from the factory. Best sound is between 3.5-5.5k IMHO, thats when it really shines.
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2011 Mustang 5.0 | 3.55's | Lethal Performance off road H-Pipe | Magnaflow Muffler Delete | JLT CAI/Bama tuned 417whp/ 404 ft/lbs
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