Thread: Grade of Oil?
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      12-28-2010, 12:33 PM   #1
Bavfan
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Drives: 07 328i
Join Date: Dec 2010
Location: BC, Canada

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Grade of Oil?

For those DIY'ers of E90 328i, do you use 5w40 or 5w30 oil? Wal-Mart has 4.4L of Castrol Syntec 5w30 for $22.88 which seems like a smoking deal. My CPO document says Syntec 5w30 is recommended and the manual says BMW Synthetic 5.w30 or 5w40 is recommended.