12205, RE: Question about External O2 Dump Posted by Hult250R, Dec-31-69 06:00 PM
Originally posted by Jeff_99gs Is there any space around the flapper? If your flapper isn't sealing well, gasses will escape through there and make it sound like you have no exhaust.
Ill have to check... Im gonna take the dump off and put my stock housing back on tomorrow i think, its too loud even when im just cruising
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