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Old 12-28-2012, 12:35 PM   #19
djantlive
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Join Date: Oct 2012
Location: SF Bay Area
Posts: 201
My Ride: E46 M3
you can find the castrol for under $10 if you shop around ahead of time. i bought some for $9 a quart on craigslist.

i know a lot of people use liquid moly on bmws (not necessarily e46 m3). if it's approved by bmw, why does the engine specify castrol only?
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