I had a 2.5 in dual exhaust with 40 series muffler installed on my 351W with Hedmans headers/ 3" collectors. After looking at the job the muffler shop did I noticed they installed the FlowMaster with the inlet facing the tail pipe It's backwards:[img]/forums/images/smiles/icon_mad.gif[/img]
Whats your all's opinion On what if anything this might do.
Tech at FlowMaster told me I would notice poor econmy, and Told me to have the guy call him that installed the mufflers and he would teach him a thing or two about it.
Of course the guy at the muffler shop say he does it all the time and that it doesn't matter, however he is going to change them per my request. Will it matter? who's right?
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<font size=-1>[ This Message was edited by: perrina on 11/3/06 11:58pm ]</font>