Quote:
Originally Posted by samb23
I’ve been trying to find ways to put quad tips on my 2019 m540i but the only solutions are to buy a new exhaust system or remove the valves which throws a check engine light. I have a muffler delete and don’t want to spend $2000 on a new exhaust system. Any solutions?
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You could just cut the OEM tips and put quad ones for probably under 200.
Though, I lost the valves doing that (didn't matter as I had already had them open and the fuse out.)
Why would it throw a check engine light though ? Never did in my case.
(an error does show in MHD app)
https://g30.bimmerpost.com/forums/sh....php?t=2166721