KEYMAN 0 Report post Posted July 15, 2008 how can i change my factory muffler to aftermaket muffler ??? My muffler got 2 tailpipe and 1 of tailpipe got a valve on it. so some people ask me to chang a remus muffler it's good and can fit my car ... anyone in here give me an advice ????? Quote Share this post Link to post Share on other sites