The Fred Posted July 9, 2006 Report Share Posted July 9, 2006 How does the northstar sound wide open? Does it perform alright with less backpressure? MerryChristmas Be a Capitalist or work for one. Work for a Capitalist or be one. MerryChristmas Link to comment Share on other sites More sharing options...
Cadillac Jim Posted July 10, 2006 Report Share Posted July 10, 2006 Fred -- do a forum search on "Flowmaster." -- Click Here for CaddyInfo page on "How To" Read Your OBD Codes-- Click Here for my personal page to download my OBD code list as an Excel file, plus other Cadillac data -- See my CaddyInfo car blogs: 2011 CTS-V, 1997 ETC Yes, I was Jims_97_ETC before I changed cars. Link to comment Share on other sites More sharing options...
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