Thread: Bates Prototype Valvetronic Exhaust - Custom OEM Exhaust with Valves
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      01-13-2010, 03:25 PM   #212
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Quote:
Originally Posted by McLuVan View Post
How much louder is this versus no muffler?
It is quieter than no muffler. Exhaust still passes through the helmoltz chambers and some exhaust still passed though the muffler and out the regular tips.
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