Quote:
Originally Posted by ScottSinger
I don't think any motor oil viscosity that a BMW dealership would use in any of there cars could result in noticeable power-loss. But I'm not positive.
If they bent the exhaust on the bottom of the car crimping the tubes restricting exiting exhaust?
And no check engine light ?
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Checked the midpipe also and it's fine. No check engine light so far....