2008 Porsche Cayman Oil Type & Capacity: 0W-40 (8.2 quarts)
The 2008 Porsche Cayman takes 0W-40 motor oil — 8.2 quarts with a filter change, per the factory service manual.
Factory-spec answer
0W-40 — 8.2 quarts with filter
Oil capacity by engine
| Engine | Oil Type (viscosity) | Capacity w/ Filter | Capacity w/o Filter | Notes |
|---|---|---|---|---|
| Base, Automatic | MOBIL1. API - SAE 0W-40, 5W-40, 5W-50 Above -13Deg.F (-25Deg.C), SAE 0W-40 Below -13Deg.F (-25Deg.C) | 8.20 QTS. | 7.93 QTS. | Manufacturer's approved fluid only. |
| Base, Standard | MOBIL1. API - SAE 0W-40, 5W-40, 5W-50 Above -13Deg.F (-25Deg.C), SAE 0W-40 Below -13Deg.F (-25Deg.C) | 8.20 QTS. | 7.93 QTS. | Manufacturer's approved fluid only. |
| S, Automatic | MOBIL1. API - SAE 0W-40, 5W-40, 5W-50 Above -13Deg.F (-25Deg.C), SAE 0W-40 Below -13Deg.F (-25Deg.C) | 8.20 QTS. | 7.93 QTS. | Manufacturer's approved fluid only. |
| S, Standard | MOBIL1. API - SAE 0W-40, 5W-40, 5W-50 Above -13Deg.F (-25Deg.C), SAE 0W-40 Below -13Deg.F (-25Deg.C) | 8.20 QTS. | 7.93 QTS. | Manufacturer's approved fluid only. |
More factory specs & repair guides for your Cayman
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Coolant capacity
23.68 quarts (22.4 L). Manufacturer's approved fluid only.
Frequently asked questions
What type of oil does a 2008 Porsche Cayman take?
The 2008 Porsche Cayman takes 0W-40 motor oil (MOBIL1. API - SAE 0W-40, 5W-40, 5W-50 Above -13Deg.F (-25Deg.C), SAE 0W-40 Below -13Deg.F (-25Deg.C)), per the factory service manual.
What is the oil capacity of a 2008 Porsche Cayman?
The 2008 Porsche Cayman oil capacity is 8.2 quarts with a filter change, or 7.93 quarts without changing the filter.
How often should I change the oil in my 2008 Porsche Cayman?
Most 2008 Porsche Cayman 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 2008 Porsche Cayman?
Yes. 0W-40 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 2008 Porsche Cayman. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.