2009 Porsche Boxster Oil Type & Capacity: 0W-40 (7.93 quarts)
The 2009 Porsche Boxster takes 0W-40 motor oil — 7.93 quarts with a filter change, per the factory service manual.
Factory-spec answer
0W-40 — 7.93 quarts with filter
Oil capacity by engine
| Engine | Oil Type (viscosity) | Capacity w/ Filter | Capacity w/o Filter | Notes |
|---|---|---|---|---|
| Base, Automatic DCT | MOBIL1 SAE 0W-40 (for all temperature ranges), SAE 5W-40 or SAE 5W-50 (for temperature ranges over -13Deg.f (-25Deg.C). | 7.93 QTS. | — | Manufacturer's approved fluid only. |
| Base, Standard | MOBIL1 SAE 0W-40 (for all temperature ranges), SAE 5W-40 or SAE 5W-50 (for temperature ranges over -13Deg.f (-25Deg.C). | 7.93 QTS. | — | Manufacturer's approved fluid only. |
| S Porsche Design 2 | MOBIL1 SAE 0W-40 (for all temperature ranges), SAE 5W-40 or SAE 5W-50 (for temperature ranges over -13Deg.f (-25Deg.C). | 7.93 QTS. | — | Manufacturer's approved fluid only. |
| S, Automatic DCT | MOBIL1 SAE 0W-40 (for all temperature ranges), SAE 5W-40 or SAE 5W-50 (for temperature ranges over -13Deg.f (-25Deg.C). | 7.93 QTS. | — | Manufacturer's approved fluid only. |
| S, Standard | MOBIL1 SAE 0W-40 (for all temperature ranges), SAE 5W-40 or SAE 5W-50 (for temperature ranges over -13Deg.f (-25Deg.C). | 7.93 QTS. | — | Manufacturer's approved fluid only. |
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More factory specs & repair guides for your Boxster
🛞 2009 Porsche Boxster Tire Size & Pressure →🌧️ 2009 Porsche Boxster Wiper Blade Sizes →💡 2009 Porsche Boxster Light Bulb Sizes →📖 2009 Porsche Boxster Factory Service Manual →All fluid capacities (transmission, coolant, brakes)Powered by factory manual data from our partner network AllOEMManuals.com.
Coolant capacity
N/A (N/A). Capacity is between: 6.05 - 6.18 U.S. gals. The cooling system is filled at the factory with a permanet coolant. It provides year-round protection from corrosion and freezing down to -31Deg.F (-35Deg.C). ONLY use antifreeze authorized by Porsche.
Frequently asked questions
What type of oil does a 2009 Porsche Boxster take?
The 2009 Porsche Boxster takes 0W-40 motor oil (MOBIL1 SAE 0W-40 (for all temperature ranges), SAE 5W-40 or SAE 5W-50 (for temperature ranges over -13Deg.f (-25Deg.C).), per the factory service manual.
What is the oil capacity of a 2009 Porsche Boxster?
The 2009 Porsche Boxster oil capacity is 7.93 quarts with a filter change.
How often should I change the oil in my 2009 Porsche Boxster?
Most 2009 Porsche Boxster 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 — Porsche recommends intervals based on driving conditions, not just mileage.
Can I use synthetic oil in my 2009 Porsche Boxster?
Yes. 0W-40 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 2009 Porsche Boxster. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.