Quote:
Originally Posted by Dinosoar
I was hoping to do a downpipe when available, but thought the only real concern was an O2 sensor code...BMW may void the warranty on the turbo?
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https://carperformanceboss.com/will-...void-warranty/
Also going back through 3/4 series forums I got the same vibe. It shouldn't mess with anything but it could be a reason to deny turbo warranty.
It's like anything else they have to prove that was the failure, but for me I'll wait until the cars got some more mileage before I mess with that