View Single Post
      04-05-2020, 06:51 AM   #10
mrjsmith88
First Lieutenant
mrjsmith88's Avatar
151
Rep
302
Posts

Drives: 2017 BMW X5M
Join Date: Dec 2017
Location: Queens

iTrader: (0)

Garage List
2017 BMW M3  [9.50]
Quote:
Originally Posted by mjposner View Post
How did the 550's motor blow? Was it tuned?

Is the new M under warranty?

Welcome to the forums (again)
JB4 over boosted spun a bearing. Same thing happen with my 6 when I installed JB4. Those motors were built to blow, that's just my opinion..

New M is definitely under warranty!!!
Appreciate 0