2008 Infiniti M45 Oil Type & Capacity
The 2008 Infiniti M45 oil type depends on the engine: the Base takes 5W-30 (5.81 quarts with filter); the x takes 5W-30 (6.12 quarts with filter), per the factory service manual.
Factory-spec answer
It depends on the engine:
- Base: 5W-30, 5.81 quarts with filter
- x: 5W-30, 6.12 quarts with filter
Oil capacity by engine
| Engine | Oil Type (viscosity) | Capacity w/ Filter | Capacity w/o Filter | Notes |
|---|---|---|---|---|
| Base — RWD | API - SAE 5W-30 | 5.81 QTS. | 5.18 QTS. | — |
| x — AWD | API - SAE 5W-30 | 6.12 QTS. | 5.50 QTS. | — |
Buy the right oil
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More specs & repair guides for your M45
2008 Infiniti M45 factory service manualAll fluid capacities (transmission, coolant, brakes)Powered by factory manual data from our partner site AllOEMManuals.com.
Coolant capacity
11.0 quarts (10.4 L) — 50/50 mixture of NISSAN Long Life Antifreeze/Coolant or equivalent and demineralized or distilled water
Frequently asked questions
What type of oil does a 2008 Infiniti M45 take?
It depends on the engine: Base uses 5W-30; x uses 5W-30.
How much oil does a 2008 Infiniti M45 take?
Capacity depends on the engine: Base holds 5.81 quarts with filter; x holds 6.12 quarts with filter.
Can I use synthetic oil in my 2008 Infiniti M45?
Yes. 5W-30 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 2008 Infiniti M45. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.