Lexus IS Fuel Tank Size by Year
Newest year we have: the 2026 Lexus IS manual lists 17.5 gal. Across 2010–2026 it changes by year and version, so check yours below. Each year links to its owner's manual page.
Most Lexus IS years we have list 17.5 gal (2014–2026); others list 17.2 gal (2010–2013). Some years list more than one, by engine or version: check yours below.
| Year | Fuel tank size | Source |
|---|---|---|
| 2026 | 17.5 gal ≈ 66.2 L | 2026 manual → |
| 2025 | 17.5 gal ≈ 66.2 L | 2025 manual → |
| 2024 | 17.5 gal ≈ 66.2 L | 2024 manual → |
| 2023 | 17.5 gal ≈ 66.2 L | 2023 manual → |
| 2022 | 17.5 gal ≈ 66.2 L | 2022 manual → |
| 2021 | 17.5 gal ≈ 66.2 L | 2021 manual → |
| 2020 | 17.5 gal ≈ 66.2 L | 2020 manual → |
| 2019 | 17.5 gal ≈ 66.2 L | 2019 manual → |
| 2018 | 17.5 gal ≈ 66.2 L | 2018 manual → |
| 2017 | 17.5 gal ≈ 66.2 L | 2017 manual → |
| 2016 | 17.5 gal ≈ 66.2 L | 2016 manual → |
| 2015 | 17.5 gal ≈ 66.2 L | 2015 manual → |
| 2014 | 17.5 gal ≈ 66.2 L | 2014 manual → |
| 2013 | 17.2 gal ≈ 65.1 L | 2013 manual → |
| 2012 | 17.2 gal ≈ 65.1 L | 2012 manual → |
| 2011 | 17.2 gal ≈ 65.1 L | 2011 manual → |
| 2010 | 17.2 gal ≈ 65.1 L | 2010 manual → |
Years are the 2010–2026 model years we have the owner's manual for. Open a year to see every version and the page it's printed on.
Confirm with your own manual, dipstick or door-jamb label.
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