Quote:
Originally Posted by beta
All cars after a certain year are supposed to use SAF XJ + FM. The initial SIB didn't mention the Z4 specifically, but they amended it later.
AFAIK the kind with booster only comes individually and is expensive. Had to buy two sets of fluids: one for new gears, one for 1200 mile break in. Ouch.
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My Insp II dealer filled with SAF XJ. There is no problem with my diff with grinding noise. It should be okay without FM which is much less $.