16/02/2026
Engine Oil Guide
1️⃣ 0W-20
Best for:
New/modern petrol vehicles
Hybrid cars
Vehicles designed for fuel efficiency
Why use it:
Very thin oil → quick lubrication during cold start and better mileage.
👉 Common in latest Japanese cars & hybrids.
2️⃣ 5W-30
Best for:
Daily driving petrol cars
Light diesel vehicles
Small cars, sedans, and compact SUVs
Why use it:
Good balance between protection and fuel economy.
Works well in normal temperature conditions.
👉 One of the most commonly recommended oils.
3️⃣ 10W-40
Best for:
Vehicles with higher mileage
Slightly older petrol or diesel engines
Cars used in mixed city + highway driving
Why use it:
Thicker than 5W-30 → gives better sealing and wear protection in worn engines.
👉 Good for engines starting to lose compression.
4️⃣ 15W-40
Best for:
Diesel vans, buses, pickups, and trucks
Commercial and heavy-duty vehicles
Vehicles carrying loads or long-distance travel
Why use it:
Strong protection under high heat and heavy load.
Designed mainly for diesel engine durability.
👉 Common in Hiace, lorries, and fleet vehicles.
5️⃣ 20W-50
Best for:
Old or worn engines
Vehicles with oil burning or low compression
Very hot climate conditions
Why use it:
Very thick oil → improves oil pressure and reduces engine noise & smoke.
👉 Mostly used in older cars and high-kilometer engines.
Final Advice 🔧
Always follow the manufacturer’s recommended oil grade.
Using the wrong oil can cause poor mileage, overheating, or engine wear.
Right oil = longer engine life + better performance.