Castillo Diesel Engine Oil 15W-40 CI-4 is a high-performance, heavy-duty diesel engine oil specially formulated to meet the requirements of modern low-emission engines equipped with EGR (Exhaust Gas Recirculation) systems. Designed using advanced additive technology and premium base oils, this oil ensures superior engine protection, cleaner operation, and longer service intervals under extreme driving conditions.

Meeting the API CI-4 specification, it is suitable for a wide range of high-output diesel engines used in transportation, construction, agriculture, and industrial applications.

Category:

Description

🔧 Key Features:

✅ High-Performance Formulation – Provides excellent protection for modern, high-speed diesel engines, including turbocharged models

✅ Enhanced Soot Control – Prevents sludge and deposit formation, improving engine cleanliness

✅ Advanced Wear Protection – Reduces wear on key engine components, extending engine life

✅ Excellent Oxidation & Thermal Stability – Resists oil breakdown in high-temperature operations and extends drain intervals

✅ EGR Compatible – Formulated to protect engines equipped with Exhaust Gas Recirculation systems

🚛 Recommended For:

Long-haul trucks and commercial fleets

Construction and earth-moving equipment

Agricultural machinery and tractors

Industrial diesel engines and generators

Engines requiring API CI-4, CH-4, or below

📦 Available Packaging:

1 Liter

5 Liter

20 Liter

208 Liter Drum

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