2018 Lexus IS 350 Oil Type & Capacity
The 2018 Lexus IS 350 oil type depends on the engine: the Base, AWD takes 0W-20 (6.8 quarts qt with filter); the Base, RWD takes 0W-20 (6.0 quarts qt with filter); the F Sport, AWD takes 0W-20 (6.8 quarts qt with filter); the F Sport, RWD takes 0W-20 (6.0 quarts qt with filter), per the factory service manual.
Factory-spec answer
It depends on the engine:
- Base, AWD: 0W-20, 6.8 quarts with filter
- Base, RWD: 0W-20, 6.0 quarts with filter
- F Sport, AWD: 0W-20, 6.8 quarts with filter
- F Sport, RWD: 0W-20, 6.0 quarts with filter
Oil capacity by engine
| Engine | Oil Type (viscosity) | Capacity w/ Filter | Capacity w/o Filter | Notes |
|---|---|---|---|---|
| Base, AWD — AWD | TOYOTA Genuine Motor Oil. API - SAE 0W-20 | 6.80 QTS. | 6.30 QTS. | SAE 0W-20 is the best choice for good fuel economy and good starting in cold weather. If SAE 0W-20 is not available, SAE 5W-20 oil may be used. However, it must be replaced with SAE 0W-20 at the next oil change. The fluid capacity is the quantity of reference. |
| Base, RWD — RWD | TOYOTA Genuine Motor Oil. API - SAE 0W-20 | 6.00 QTS. | 5.80 QTS. | SAE 0W-20 is the best choice for good fuel economy and good starting in cold weather. If SAE 0W-20 is not available, SAE 5W-20 oil may be used. However, it must be replaced with SAE 0W-20 at the next oil change. The fluid capacity is the quantity of reference. |
| F Sport, AWD — AWD | TOYOTA Genuine Motor Oil. API - SAE 0W-20 | 6.80 QTS. | 6.30 QTS. | SAE 0W-20 is the best choice for good fuel economy and good starting in cold weather. If SAE 0W-20 is not available, SAE 5W-20 oil may be used. However, it must be replaced with SAE 0W-20 at the next oil change. The fluid capacity is the quantity of reference. |
| F Sport, RWD — RWD | TOYOTA Genuine Motor Oil. API - SAE 0W-20 | 6.00 QTS. | 5.80 QTS. | SAE 0W-20 is the best choice for good fuel economy and good starting in cold weather. If SAE 0W-20 is not available, SAE 5W-20 oil may be used. However, it must be replaced with SAE 0W-20 at the next oil change. The fluid capacity is the quantity of reference. |
More factory specs & repair guides for your IS 350
🛞 2018 Lexus IS 350 Tire Size & Pressure →🌧️ 2018 Lexus IS 350 Wiper Blade Sizes →💡 2018 Lexus IS 350 Light Bulb Sizes →📖 2018 Lexus IS 350 Factory Service Manual →All fluid capacities (transmission, coolant, brakes)Powered by factory manual data from our partner network AllOEMManuals.com.
Coolant capacity
9.9 quarts (9.36 L) — TOYOTA Super Long Life Coolant or Similar high-quality ethylene glycol-based non-silicate, non-amine, non-nitrite, and non-borate coolant with long-life hybrid organic acid technology. DO NOT use plain water alone.
Frequently asked questions
What type of oil does a 2018 Lexus IS 350 take?
It depends on the engine: Base, AWD uses 0W-20; Base, RWD uses 0W-20; F Sport, AWD uses 0W-20; F Sport, RWD uses 0W-20.
What is the oil capacity of a 2018 Lexus IS 350?
Oil capacity depends on the engine: Base, AWD holds 6.8 quarts with filter; Base, RWD holds 6.0 quarts with filter; F Sport, AWD holds 6.8 quarts with filter; F Sport, RWD holds 6.0 quarts with filter.
How often should I change the oil in my 2018 Lexus IS 350?
Most 2018 Lexus IS 350 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 — Lexus recommends intervals based on driving conditions, not just mileage.
Can I use synthetic oil in my 2018 Lexus IS 350?
Yes. 0W-20 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 2018 Lexus IS 350. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.