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Old 03-15-2010, 11:21 PM   #8
SpeedDemon
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Join Date: Jul 2003
Location: Seattle
Posts: 1,939
My Ride: 08 M3/05 ZHP/08 R32
My thoughts as well, but I'd still like to confirm since my local shop says that they normally just use 5w30 (but think 5w40 could be a good choice) and the guy at Redline (who didn't seem to know what he was talking about) told me not to use 5w40.
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