Quote:
Originally Posted by orionredwing
I recommend Quaife or Wavetrac.
I've used the Wavetrac for over 10 track days now w/ no probs, so it's good enough for occasional track duty. Changed the differential oil twice already at 12K miles, and it still looked good. Didn't do a used oil analysis, but at the very least, no visible metal shavings seen, and wasn't too dark No abnormal sounds or anything heard after 25K miles on it.
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yeah but how often do I need to do a diff oil change? cause in my m3 i dont think i ever did one even though i sold it with 58k miles on it.