Quote:
Originally Posted by twin fed
I heard it once in 1600 miles that I have put on the car. I was backing out out my driveway and I thought I scraped an exhaust tip on the ground as there is a slight incline to my driveway. But when I got out to look there were no marks on the tips. I had no clue this was an issue until I just saw this.
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Happened this morning in my new (~120 miles) 2018 M2 with DCT. Pulling out of a parking lot with a sharp right decline... I think one of the tires might have "spun" or been in the air and that's when this occurred. Drives fine still.