Custom exhaust help

General discussion forum for J30 and M30 owners!
J30boy31
Posts: 18
Joined: Mon Sep 05, 2016 9:04 pm
Car: 1994 Infiniti J30

Post

I wanted to do a custom exhaust was wondering what size piping should i use after the headers? I heard 2.25 is best anything bigger would not be worth it. I wanted to put a y pipe after the mid mufflers to a performance muffler at the end.


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