for the vibrant resonator size does it matter if it's 2.25 or 2.5 for the 3.0i, I know the xpipe I have right now is 2.25, just curious?

I believe when I swapped the 4.6 mufflers and put those on the 3.0i those are 2.5 and the guy at the shop mentioned he had no issue welding them on.

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2004 E53 3.0i • 193K Miles