1996 Monte Carlo LS Muffler
Joined: Feb 2013
Posts: 151
Universal mufflers work just fine. With my Monte Carlo ('99) with 3.1L LS I had an additional muffler intalled on the driver side so it could have dual exuast. This may be the most ecomical way to open it up more without getting expensive mufflers.
Last edited by lilmonteZ34; May 17, 2013 at 10:16 PM.
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Monte Carlo Repair Help
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Mar 13, 2010 01:36 PM