Lexus IS300 oil specs by year
Lexus IS300 oil specs changed across the 2005–2025 range. The most recent checked year uses 4.9 qt of 0W-20. Select the exact year to see the checked capacity, viscosity, and filter for that model year.
Multiple engine options: The Lexus IS300 was offered with 4 engine options across its history.
Open the exact year page and select your engine to see the correct capacity and viscosity for your vehicle.
| Year | Capacity | Oil type | Filter | Page |
|---|---|---|---|---|
| 2025 | 4.9 qt | 0W-20 | AMSOIL EA15K02; AMSOIL EA15K01; AMSOIL EA15K03 Verified fit | Open record → |
| 2024 | 4.9 qt | 0W-20 | AMSOIL EA15K02; AMSOIL EA15K01; AMSOIL EA15K03 Verified fit | Open record → |
| 2023 | 4.9 qt | 0W-20 | AMSOIL EA15K02; AMSOIL EA15K01; AMSOIL EA15K03 Verified fit | Open record → |
| 2022 | 4.9 qt | 0W-20 | AMSOIL EA15K02; AMSOIL EA15K01; AMSOIL EA15K03 Verified fit | Open record → |
| 2021 | 4.9 qt | 0W-20 | Purolator L25608; ULTRA-POWER 57047; AMSOIL EA15K02 Verified fit | Open record → |
| 2020 | 4.9 qt | 0W-20 | AMSOIL EA15K02; AMSOIL EA15K01; AMSOIL EA15K03 Verified fit | Open record → |
| 2019 | 4.9 qt | 0W-20 | ULTRA-POWER 57047; AMSOIL EA15K02; AMSOIL EA15K01 Verified fit | Open record → |
| 2018 | 4.9 qt | 0W-20 | AMSOIL EA15K02; AMSOIL EA15K01; AMSOIL EA15K03 Verified fit | Open record → |
| 2017 | 6.8 qt | 0W-20 | AMSOIL EA15K49; AMSOIL EA15K01; AMSOIL EA15K02 Verified fit | Open record → |
| 2016 | 6.8 qt | 0W-20 | CHAMP / LUBER-FINER P968; Purolator L25609; AMSOIL EA15K49 Verified fit | Open record → |
| 2005 | 5.7 qt | 5W-30 | AMSOIL EA15K51; WIX 51348; AMSOIL EA15K01 Verified fit | Open record → |
Lexus IS300 oil spec changes by year
Checked records show 2 spec changes across the 2005–2025 range. 2016: capacity and viscosity changed from 5.7 qt / 5W-30 to 6.8 qt / 0W-20 (vs 2005). 2018: capacity changed from 6.8 qt to 4.9 qt (vs 2017). Open the exact year page for the full source notes before buying.
- 2016: capacity and viscosity changed to 6.8 qt / 0W-20 (was 5.7 qt / 5W-30 in 2005). Open 2016 record →
- 2018: capacity changed to 4.9 qt (was 6.8 qt in 2017). Open 2018 record →
- 2016: engine option “3.5L 6-Cyl” added.
- 2016: engine option “3.0L 6-Cyl” removed.
- 2018: engine option “2.0L 4-Cyl Turbo” added.
- 2018: engine option “3.5L V6” added.
- 2018: engine option “3.5L 6-Cyl” removed.
Lexus IS300 oil — frequently asked questions
- What oil does the Lexus IS300 take?
- The Lexus IS300 oil spec has changed across model years. The most recent checked year uses 4.9 qt of 0W-20. Use the year table above to find the spec for your specific model year.
- Does the Lexus IS300 oil capacity change across years?
- Yes. Checked records show 2 capacity changes across the 2005–2025 range. Use the year table above to find the exact capacity for your model year and confirm in your owner's manual.
- Does the Lexus IS300 have different oil specs for different engines?
- Yes. The Lexus IS300 has been offered with multiple engine options (2.0L 4-Cyl Turbo, 3.0L 6-Cyl, 3.5L 6-Cyl, and others). Each engine can have a different oil capacity and viscosity. Open the exact year page, select your engine, and confirm specs before buying.
- What oil filter fits the Lexus IS300?
- The most recent checked year lists AMSOIL EA15K02; AMSOIL EA15K01; AMSOIL EA15K03 as a compatible oil filter for the Lexus IS300. Filter part numbers can change across model years — open the exact year page for the source-checked part number for your year.
Look up a specific Lexus IS300 year
Select a model year to open the exact checked oil fitment record before ordering.