Quick Summary
Looking for the correct oil type for your 1988 BMW 325i? According to factory specs, the 2.5L 6 -cyl Engine Code M20 B25 5 requires 10W-30 viscosity oil. Using the right oil capacity of 4.5 QUARTS ensures engine longevity and fuel efficiency.
๐ข๏ธ 2.5L 6 -cyl Engine Code M20 B25 5
Verified Data
Capacity
4.5 QUART
Viscosity
10W-30
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Common Trouble Codes for 1988 BMW 325i
Get vehicle-specific repair guides for these codes