2008 Lexus GS 450h Oil Type & Capacity
The 2008 Lexus GS 450h takes 5W-30 motor oil — 6.6 quarts with a filter change, per the factory service manual.
Factory-spec answer
5W-30 — 6.6 quarts with filter
Oil capacity by engine
| Engine | Oil Type (viscosity) | Capacity w/ Filter | Capacity w/o Filter | Notes |
|---|---|---|---|---|
| GS 450h | TOYOTA Genuine Motor Oil. API - SAE 5W-30 | 6.60 QTS. | 6.20 QTS. | SAE 5W-30 is the best choice for good fuel economy and good starting in cold weather. If SAE 5W-30 is not available, SAE 10W-30 oil may be used. However, it should be replaced with SAE 5W-30 at the next oil change. |
Buy the right oil
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More specs & repair guides for your GS 450h
2008 Lexus GS 450h factory service manualAll fluid capacities (transmission, coolant, brakes)Powered by factory manual data from our partner site AllOEMManuals.com.
Coolant capacity
9.8 quarts (9.27 L) — TOYOTA Super Long Life Coolant or equivalent. DO NOT use plain water alone.
Frequently asked questions
What type of oil does a 2008 Lexus GS 450h take?
The 2008 Lexus GS 450h takes 5W-30 motor oil (TOYOTA Genuine Motor Oil. API - SAE 5W-30), per the factory service manual.
How much oil does a 2008 Lexus GS 450h take?
The 2008 Lexus GS 450h holds 6.6 quarts with a filter change, or 6.2 quarts without changing the filter.
Can I use synthetic oil in my 2008 Lexus GS 450h?
Yes. 5W-30 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 2008 Lexus GS 450h. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.