2021 BMW Z4 sDrive30i Engine Oil Type, Capacity & Service Interval
Oil Type: 0W-40 · Capacity: 4.2 Quarts · Change Every 10,000 Miles
Engine
2L 4-Cylinder
Recommended Oil Type
0W-40
Viscosity grade
Oil Capacity
4.2 quarts
Including filter
Change Interval
10,000 miles
Or 12 months
Oil Filter
Mann HU816X
Compatible part number
Engine Size
2L
4 Cylinders
Fuel Type
Gasoline
Manufacturer specified
The 2021 BMW Z4 sDrive30i record on this page shows 0W-40 full synthetic engine oil with a 4.2-quart fill including the filter. Add the final amount slowly, then re-check the oil level after running the engine briefly. If your Z4 sDrive30i has a different engine, trim, or regional build, verify the final spec with the owner’s manual before service.
2021 BMW Z4 sDrive30i Recommended Oil Type & Formulation
For the 2021 BMW Z4 sDrive30i, the manufacturer recommends 0W-40 full synthetic engine oil. Using the correct viscosity grade maintains proper lubrication across all operating temperatures and ensures your engine meets fuel economy specifications.
The 2021 BMW Z4 sDrive30i requires 0W-40 full synthetic engine oil. Using the correct viscosity grade ensures proper lubrication and maintains fuel efficiency across all operating temperatures.
What does 0W-40 mean? The first number (0W) indicates cold-weather viscosity — lower is better for cold starts. The second number (40) indicates viscosity at operating temperature — higher provides more protection under load.
2021 BMW Z4 sDrive30i Oil Change Interval & Maintenance Schedule
10,000
Recommended Miles
12
Recommended Months
Change the oil every 10,000 miles or 12 months, whichever comes first. Under severe driving conditions — frequent short trips, extreme temperatures, towing, or stop-and-go traffic — reduce the interval to every 5,000 miles for best engine protection.
DIY vs. Professional Oil Change Cost Calculator
Estimate the exact cost of doing it yourself at home versus taking your vehicle to an independent quick-lube shop or the franchise dealership. (Pre-filled with this vehicle's capacity).
Oil change shopping list
What to Buy for This Oil Change
Engine oil
0W-40
Buy one 5-quart jug. You will have about 0.8 qt leftover.
Capacity
4.2 qt
Add slowly near the end and re-check level after running the engine briefly.
Oil filter
Verify fitment
Filter (e.g. Mann HU816X) can differ by engine, trim, and production date. Confirm before buying.
DIY Oil Change Tips for the BMW Z4 sDrive30i
Performing your own oil change on the 2021 BMW Z4 sDrive30i can save $30–$60 per service. You will need: 4.2 quarts of 0W-40 full synthetic oil, a Mann HU816X, a drain pan, and a BMW-compatible oil filter wrench.
Allow the engine to warm up for 2–3 minutes before draining, then cool for 10 minutes. Torque the drain plug to manufacturer spec (typically 18–25 ft-lbs) to prevent leaks. Reset the oil life monitor if equipped after completing the service.
⚠ Reference Only: Always verify specifications with your official owner's manual. Oil specs may vary by trim level and engine variant. Consult a certified mechanic if unsure.
Estimated Change Cost
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