Lexus GS 450h Engine Oil Specs
Engine oil type, capacity & service interval for the Lexus GS 450h (2007–2018). Select your year below for full specifications.
Choose GS 450h year
Oil grade changes by year
Do not assume every Lexus GS 450h year uses the same oil. Some years specify 5W-30 (years 2018, 2017, 2016, 2015, 2014, 2013, 2011, 2010, 2009, 2007) while others specify 0W-20 (years 2008). Select your exact year and engine configuration before buying oil.
Select Year – Lexus GS 450h Engine Oil
11 years foundLexus GS 450h Engine Oil Specs by Year
All 11 years| Year | Engine | Oil Grade | Capacity | Interval | |
|---|---|---|---|---|---|
| 2018 | 3.5L 6-Cylinder | 5W-30 | 6.0 qt | 7,500 mi | View → |
| 2017 | 3.5L 6-Cylinder | 5W-30 | 6.0 qt | 7,500 mi | View → |
| 2016 | 3.5L 6-Cylinder | 5W-30 | 6.0 qt | 7,500 mi | View → |
| 2015 | 3.5L 6-Cylinder | 5W-30 | 6.0 qt | 7,500 mi | View → |
| 2014 | 3.5L 6-Cylinder | 5W-30 | 6.0 qt | 5,000 mi | View → |
| 2013 | 3.5L 6-Cylinder | 5W-30 | 6.0 qt | 5,000 mi | View → |
| 2011 | 3.5L 6-Cylinder | 5W-30 | 6.0 qt | 5,000 mi | View → |
| 2010 | 3.5L 6-Cylinder | 5W-30 | 6.0 qt | 5,000 mi | View → |
| 2009 | 3.5L 6-Cylinder | 5W-30 | 6.0 qt | 5,000 mi | View → |
| 2008 | 3.5L 6-Cylinder | 0W-20 | 4.5 qt | 5,000 mi | View → |
| 2007 | 3.5L 6-Cylinder | 5W-30 | 4.6 qt | 5,000 mi | View → |
Lexus GS 450h Engine Oil Guide
The Lexus GS 450h was produced from 2007 to 2018. This model typically uses 5W-30 full synthetic engine oil — a specification common to most Lexus GS -series vehicles.
Selecting the correct oil viscosity for your Lexus GS 450h is essential. Using a grade that is too thin reduces protection at operating temperature, while too thick an oil impairs cold-start flow and reduces fuel economy. Always match the exact grade shown for your specific model year.
The recommended oil change interval for the Lexus GS 450h is every 7,500 miles or 12 months. Under severe driving conditions — track use, towing, or frequent cold starts — shorten this interval by 25–30%.
When servicing your Lexus GS 450h, always replace the oil filter at every oil change. Using a quality filter — such as Fram, Mobil 1, or OEM equivalent filters — ensures clean oil circulation through the engine block.
Oil change costs for the Lexus GS 450h at a US dealership or local service center typically range from $60 to $110 for a standard synthetic blend or full synthetic service. DIY oil changes cost approximately $30–$65 in parts (oil + filter) and take about 30 minutes with the right tools.
Always consult your vehicle's owner's manual to confirm the exact specification for your specific trim and engine variant, as some Lexus GS 450h configurations may have different requirements.
Always use the viscosity grade recommended in your vehicle's owner's manual to ensure proper lubrication and maintain warranty coverage.
Perform periodic dipstick checks to ensure proper oil levels, especially prior to long road trips or heavy load use.