2011 BMW 128i Oil Type & Capacity: 5W-30 (6.9 quarts)
The 2011 BMW 128i takes 5W-30 motor oil — 6.9 quarts with a filter change, per the factory service manual.
Factory-spec answer
5W-30 — 6.9 quarts with filter
Oil capacity by engine
| Engine | Oil Type (viscosity) | Capacity w/ Filter | Capacity w/o Filter | Notes |
|---|---|---|---|---|
| 2D Convertible, N51, Automatic | BMW High Performance SAE 5W-30 Synthetic Oil or MOBIL 1 SAE 10W-40 Synthetic Oil | 6.90 QTS. | — | — |
| 2D Convertible, N51, Standard | BMW High Performance SAE 5W-30 Synthetic Oil or MOBIL 1 SAE 10W-40 Synthetic Oil | 6.90 QTS. | — | — |
| 2D Convertible, N52, Automatic, GA6HP19Z | BMW High Performance SAE 5W-30 Synthetic Oil or MOBIL 1 SAE 10W-40 Synthetic Oil | 6.90 QTS. | — | — |
| 2D Convertible, N52, Automatic, GA6L45R | BMW High Performance SAE 5W-30 Synthetic Oil or MOBIL 1 SAE 10W-40 Synthetic Oil | 6.90 QTS. | — | — |
| 2D Convertible, N52, Standard | BMW High Performance SAE 5W-30 Synthetic Oil or MOBIL 1 SAE 10W-40 Synthetic Oil | 6.90 QTS. | — | — |
| 2D Coupe, N51, Automatic | BMW High Performance SAE 5W-30 Synthetic Oil or MOBIL 1 SAE 10W-40 Synthetic Oil | 6.90 QTS. | — | — |
| 2D Coupe, N51, Standard | BMW High Performance SAE 5W-30 Synthetic Oil or MOBIL 1 SAE 10W-40 Synthetic Oil | 6.90 QTS. | — | — |
| 2D Coupe, N52, Automatic, GA6HP19Z | BMW High Performance SAE 5W-30 Synthetic Oil or MOBIL 1 SAE 10W-40 Synthetic Oil | 6.90 QTS. | — | — |
| 2D Coupe, N52, Automatic, GA6L45R | BMW High Performance SAE 5W-30 Synthetic Oil or MOBIL 1 SAE 10W-40 Synthetic Oil | 6.90 QTS. | — | — |
| 2D Coupe, N52, Standard | BMW High Performance SAE 5W-30 Synthetic Oil or MOBIL 1 SAE 10W-40 Synthetic Oil | 6.90 QTS. | — | — |
Complete Oil Change Bundle for 2011 BMW 128i
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🛒 Buy 5W-30 Full Synthetic Oil (6.9 quarts needed) on Amazon💡 Capacity Note: Your 2011 BMW 128i holds 6.9 quarts with filter. Since standard jugs are 5 quarts, be sure to pick up extra 1-quart bottles or a 2-pack to reach the full mark on the dipstick.
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More factory specs & repair guides for your 128i
🛞 2011 BMW 128i Tire Size & Pressure →🌧️ 2011 BMW 128i Wiper Blade Sizes →💡 2011 BMW 128i Light Bulb Sizes →📖 2011 BMW 128i Factory Service Manual →All fluid capacities (transmission, coolant, brakes)Powered by factory manual data from our partner network AllOEMManuals.com.
Coolant capacity
8.87 quarts (8.39 L) — Ethylene Glycol long-term Antifreeze. Having corrosion inhibitors that are compatible with aluminum radiators.
Frequently asked questions
What type of oil does a 2011 BMW 128i take?
The 2011 BMW 128i takes 5W-30 motor oil (BMW High Performance SAE 5W-30 Synthetic Oil or MOBIL 1 SAE 10W-40 Synthetic Oil), per the factory service manual.
What is the oil capacity of a 2011 BMW 128i?
The 2011 BMW 128i oil capacity is 6.9 quarts with a filter change.
How often should I change the oil in my 2011 BMW 128i?
Most 2011 BMW 128i owners follow a 5,000–7,500 mile interval with conventional oil, or up to 10,000 miles with full synthetic. Always check the oil life monitor if equipped, and consult your owner's manual — BMW recommends intervals based on driving conditions, not just mileage.
Can I use synthetic oil in my 2011 BMW 128i?
Yes. 5W-30 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 2011 BMW 128i. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.