What kind of oil does a Lexus gs400 take?
The GS400 standardly uses 5W-30 synthetic motor oil that meets modern API/SN or newer specifications and ILSAC GF-5. Always verify the exact requirement in your year’s owner’s manual, as regional recommendations can vary.
The Lexus GS400, powered by the 1UZ-FE V8, was produced in the late 1990s to early 2000s. Its lubrication needs are straightforward but depend on climate, maintenance history, and regional guidance. The following guide summarizes the typical recommendations and practical considerations for this vehicle.
Oil grade and specifications
These guidelines help select the correct oil grade and certification for the GS400. Using the right viscosity and certified oil ensures adequate lubrication, cold-start protection, and long-term engine health.
- 5W-30 synthetic motor oil is preferred for most climates.
- Alternative: 10W-30 or 5W-40 may be acceptable in very hot climates or where 5W-30 is not readily available; consult your manual for regional guidance.
- Specifications: API SN/SM or newer; ILSAC GF-5 or newer; look for oils that also meet Lexus/Toyota standards (Energy Conserving label is common).
- Capacity note: With a filter, expect roughly 5.5–6 quarts; verify via the dipstick after an oil change.
Concluding: Always confirm the exact specification from the owner’s manual or Lexus service bulletins, since year and market can introduce slight variances in recommended grade and certification.
Maintenance tips and service intervals
Keeping the oil clean and changed on schedule is essential for the GS400’s older V8. The following guidance covers typical change intervals, climate considerations, and filtration practices to protect the engine.
Before the list: The items below provide practical cadence for oil changes, climate-driven weight adjustments, and filtration hygiene to maintain engine reliability.
- Change intervals: typically every 5,000 miles (8,000 km) with conventional oil; every 7,500–10,000 miles (12,000–16,000 km) with synthetic, depending on driving conditions and OEM guidance.
- Climate considerations: in hot or dusty environments, synthetic oils help maintain viscosity and protection; select a weight appropriate for climate per the manual.
- Brand and certification: choose a reputable brand; ensure the oil meets API/SN or newer and ILSAC GF-5 or newer; avoid non-certified oils.
- Filter changes: replace the oil filter with every oil change to maintain filtration efficiency and engine protection.
Concluding: Regular use of the correct viscosity and certified oil, along with timely filter changes, supports the longevity of the GS400’s 1UZ-FE engine.
Additional considerations
For older engines, some owners opt for high-mileage synthetic blends or oils formulated for vintage engines. Discuss compatibility and any leak-prone areas with a trusted mechanic, and always follow the year-specific owner’s manual for exact recommendations.
Summary
In short, the Lexus GS400 typically takes 5W-30 synthetic oil meeting API/SN or newer and ILSAC GF-5 standards. Check your specific model year and market in the owner’s manual for any regional variances, follow recommended change intervals, and replace the oil filter with every oil change to keep the 1UZ-FE engine running smoothly.
What oil does a GS400 take?
SAE 5W-30
5W-30 (All TEMPS) - SAE 5W-30 is preferred.
What kind of oil does a 4.0 V6 take?
Over to our computer you can see that this vehicle requires 5 quarts of 5W30 premium synthetic blend and for this vehicle we'll be using the Carquest Romeo 85372 oil filter let's get to it.
How much oil does a Lexus GS400 take?
The Lexus GS400 oil capacity is 5.5 quarts (5.2 liters) when changing the oil and filter. It is recommended to use a 5W-30 motor oil for all temperatures. Always check the oil level after refilling and before driving to ensure it is within the correct range.
- With filter: 5.5 quarts (5.2 liters)
- Without filter: 5.2 quarts (4.9 liters)
- Recommended viscosity: 5W-30
- Drain plug torque: 15 ft-lbs (for the 2000 model, verify for other years)
What kind of oil does a 1998 Lexus GS400 take?
SAE 5W-30
Engine Oil Set of 2 Fits 1998-2000 Lexus GS400 4.0L V8 RWD (4 x 5 Liter)(p/n 410047)(Special Tec AA SAE 5W-30)
