Quote:
Originally Posted by minaret
My 2008 e91 (N52 and GM 6L45 steptronic) has 272,628 miles. Blackstone Lab Analysis says engine and trans still look great. Engine OCI every 5,000, trans 30,000 though Blackstone says I can extend it further. Usual wear and tear (gaskets, wp, injectors). First eight years was commuter car, last two have been my DD and weekend track car. Did 28 track days in the past 36-months.
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Impressive. Tranny fluids replaced every 30k, ever flushed? How is the tranny holding up on track, any slipping or hiccups?