Quick Summary
Looking for the correct oil type for your 1988 BMW M3? According to factory specs, the 2.3L 4 -cyl Engine Code S14 B23 3 requires 10W-30 viscosity oil. Using the right oil capacity of 4.6 quarts ensures engine longevity and fuel efficiency.
๐ข๏ธ 2.3L 4 -cyl Engine Code S14 B23 3
Verified Data
Capacity
4.6 quart
Viscosity
10W-30
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Common Trouble Codes for 1988 BMW M3
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