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i think the original cat pipe is 2" and y-pipe OP is 2.5"
if i chane it to 2.5" test pipe and y-pipe 3" OP so what u think for this, because even if i install test pipe it will be more DIA than the original cats
Last edited by the dreame; 03-21-2011 at 08:24 AM.
03-21-2011, 08:05 AM
