Quote:
Originally Posted by joe_padavano
I strongly agree that for a mild 455, 2.5" should be fine. 3" won't hurt anything, but you'll spend more money and have less clearance over the axle. The X-pipe is a very good idea.
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i dont plan on running tailpipes
currently the car has dual 2 1/4 exhaust with cherry bomb straight throughs that dump a few inches before the axle and i plan on doing the same this if i can with the new exhaust setup