Quote:
Originally Posted by meko
Get an oil analysis done from blackstone labs or similar company instead of wasting time, and more importantly money, on low mileage oil changes. The lab results don't lie. 7.5k or once a year is more than sufficient even with some track days.
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Based on my results from them, I'm sticking to ~10,000 per change. May drop to 7500 if I start seeing the track a lot. Planning my first outing (in the M3) this summer.
