Quote:
Originally Posted by 12secondv6
Why not dyno before mod... then after... and ONLY tune to delete O2 codes and see what the gains are?
I just can't see that my car would benifit from no cat (bullet muffler) from a high flow cat.
My car would be ongodly loud/ ricerish
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I just can't see that my car would benefit from removing the windshield wipers.