Quote:
Originally Posted by transition
Got the headers installed and the overpipe in. Just starting the front pipe installation although i'm noticing the side the connects to my Perrin catback (where the donut gasket goes) the OD of the front pipe where the donut gasket goes is bigger then donut ID. What donut gasket am i supposed to use here?
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There should have been a 2.5" gasket included in the installation hardware of your Perrin catback. You use that gasket instead of the donut gasket to connect the front pipe to the midpipe, even with a stock front pipe.