2018 Lexus GS Oil Type
2018 Lexus GS oil type: ILSAC GF-5 (GS350) or 0W-20 (GS200t) or 5W-30 (GS F). From the owner's manual, PDF page 526.
Depends on your engine. Choose yours, or compare them here.
- GS350 ILSAC GF-5·SAE 0W-20
- GS200t SAE 0W-20
- GS F SAE 5W-30
ILSAC GF-5
SAE 0W-20
SAE 0W-20
GS200t
SAE 5W-30
GS F
2018 Lexus GS Owner's Manual, PDF pages 526 and 525
Oil grade: ILSAC GF-5 multigrade engine oilOpen the manual at this page ↗Added Oct 24, 2026
See where it's printed
Oil type · GS350 · PDF page 526
Oil grade: ILSAC GF-5 multigrade engine oil
Oil type · GS350 · PDF page 525
Recommended viscosity: SAE 0W-20
Oil type · GS200t · PDF page 525
Recommended viscosity: SAE 0W-20
Oil type · GS F · PDF page 526
Recommended viscosity: SAE 5W-30
2018 Lexus GS Owner's Manual, PDF pages 526 and 525
Oil grade: ILSAC GF-5 multigrade engine oilOpen the manual at this page ↗Added Oct 24, 2026
See where it's printed
Oil type · GS350 · PDF page 526
Oil grade: ILSAC GF-5 multigrade engine oil
Oil type · GS350 · PDF page 525
Recommended viscosity: SAE 0W-20
2018 Lexus GS Owner's Manual, PDF page 525
Recommended viscosity: SAE 0W-20Open the manual at this page ↗Added Oct 24, 2026
See where it's printed
Oil type · GS200t · PDF page 525
Recommended viscosity: SAE 0W-20
2018 Lexus GS Owner's Manual, PDF page 526
Recommended viscosity: SAE 5W-30Open the manual at this page ↗Added Oct 24, 2026
See where it's printed
Oil type · GS F · PDF page 526
Recommended viscosity: SAE 5W-30
Oil capacity (with filter) 6.0 qt / 6.8 qt / 4.9 qt … Which one is yours →
See every quote (4 values)
All versions
| Applies to | Value | Manual says | Page |
|---|---|---|---|
| GS350 | ILSAC GF-5 | “Oil grade: ILSAC GF-5 multigrade engine oil” | PDF page 526 ↗ |
| GS350 | SAE 0W-20 | “Recommended viscosity: SAE 0W-20” | PDF page 525 ↗ |
| GS200t | SAE 0W-20 | “Recommended viscosity: SAE 0W-20” | PDF page 525 ↗ |
| GS F | SAE 5W-30 | “Recommended viscosity: SAE 5W-30” | PDF page 526 ↗ |
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