Feb 5, 2012 #1 R rphatdad Member Joined Sep 25, 2006 Messages 258 I have a 3 inch THDP wiht no Dump or Test Pipe what size cat or Test Pipe do I need to marry the two. And where Can I get it. Thanks
I have a 3 inch THDP wiht no Dump or Test Pipe what size cat or Test Pipe do I need to marry the two. And where Can I get it. Thanks
Feb 5, 2012 #2 S Slow91z Turbobuick.com Helper Staff member Joined Aug 7, 2003 Messages 3,758 Put the dp on the car and measure to the cat hanger...there's your length then you just need a stock style flange for the end of the pipe.
Put the dp on the car and measure to the cat hanger...there's your length then you just need a stock style flange for the end of the pipe.
Feb 5, 2012 #3 J ~JM~ Wrinkled Member Joined Oct 31, 2007 Messages 3,251 I found that RJC had about the best price on the stainless test pipe. $50 if I recall correctly. ~JM~
I found that RJC had about the best price on the stainless test pipe. $50 if I recall correctly. ~JM~