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      12-14-2021, 08:29 AM   #147
hufington
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Drives: 2022 X5 m50i
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Quote:
Originally Posted by shatty View Post
What size pipe did everyone use to join the pipes together? This shop is using 2.5” and stretched edges. Inside of resonator is same size. If you look inside the resonator it actually shrinks down. So that’s why I’m thinking 2 1/2 inches OK. Would 3 inch make a difference if they stretched it and put the 3 inch pipe around the existing pipe and welded it? Probably not but I’m looking for other inside because I would get it redone if that’s the case
The the pipes and the resonator inlet/outlet is 3". So it is better to use 3 inch piping.
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2022 BMW X5 m50i
2024 MB S63 on order
'18 X5 50i / '16 BMW F10 550xi / '13 BMW F10 535i / '07 BMW E64 630i / '03 BMW E65 745i / '95 BMW E34 540i / '89 BMW E30 M3
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