Engine Oil MOBIL 5W40 DELVAC 1 4L - Supreme Protection for Heavy-Duty Diesels

Purpose and Specifications

Keep your heavy-duty diesel engine running strong with Mobil Delvac 1 5W-40, a fully synthetic oil designed for trucks, mining equipment, construction machines, and agricultural vehicles. This premium 4-liter can delivers outstanding protection in tough conditions, flowing easily for quick starts down to -35°C while staying thick at high engine temps over 150°C. It fights sludge, varnish, and wear, supports long engine life, and meets top specs like API CI-4+, ACEA E7, Caterpillar ECF-1-A, Cummins CES 20078, Volvo VDS-3, and Mack EO-N for mixed fleets.

• Superior thermal stability prevents breakdowns during long hauls or hot operation
• Excellent low-temp pumpability for reliable cold starts and less wear
• Long drain capability cuts maintenance costs with intervals up to 100,000 km or 12 months
• Corrosion resistance protects vital parts like pistons and bearings
• Low oil consumption keeps your engine efficient

When to Use / Replace?

Use Mobil Delvac 1 5W-40 in modern low-emission diesels, turbocharged engines, or older models under severe duty like off-road, marine, or high-heat trucking. Ideal for operating temps from -35°C to over 150°C. Replace every 60,000-100,000 km or 12 months, or sooner in extreme dust, heavy loads, or high-sulfur fuel. Shelf life is 5 years unopened in cool, dry storage.

FAQ

Is this oil good for cold winters? Yes, it pumps reliably at -35°C for easy starts and reduced wear in freezing conditions.

Can I use it in mixed fleets with gas engines? Absolutely, it meets API SL for gasoline engines too, perfect for versatile operations.

How long can I go between oil changes? Up to 100,000 km or 12 months in normal heavy-duty use, thanks to its extended drain formula.