Zento Oil Maxduty SAE 15W-40 API CK-4/SN is a premium multi-grade engine oil engineered to meet the high-performance demands of modern heavy-duty Diesel and Gasoline engines. Powered by advanced additive technology from San Diego, USA, and precision-blended in Malaysia, Maxduty provides a robust protective shield, ensuring peak engine efficiency under the most strenuous operating conditions.
Key Performance Features
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Rapid Cold-Start Lubrication: High-flow formulation ensures the oil reaches critical engine components instantly upon ignition, significantly reducing friction and wear in Turbocharged systems.
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Emissions System Compatibility: Advanced low-SAPS formula is fully compatible with and protects modern exhaust after-treatment systems, including Diesel Particulate Filters (DPF), Selective Catalytic Reduction (SCR), and Exhaust Gas Recirculation (EGR).
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Extreme Anti-Wear & Oxidation Control: Offers superior shear stability and enhanced resistance to high-temperature thermal breakdown, preventing oil thickening and ensuring robust wear protection.
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Active Cleansing Technology: Powerful detergent and dispersant additives effectively manage soot and prevent sludge buildup, maintaining a clean engine environment and optimal thermal regulation.
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Sustained Power Output: Designed to maintain its viscosity grade under heavy loads, ensuring maximum horsepower, stable oil pressure, and long-term engine durability.
Recommended Applications
Zento Oil Maxduty SAE 15W-40 API CK-4/SN is the ideal choice for operators requiring high-standard performance:
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Heavy-Duty Logistics: Semi-trucks, containers, long-haul coaches, and heavy transport fleets.
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Modern Low-Emission Engines: High-performance diesel engines equipped with modern emission control devices (DPF, SCR, EGR) and Turbochargers.
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Construction & Mining: Excavators, bulldozers, and heavy machinery operating in high-dust and high-load environments.
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Mixed Fleets: Gasoline engines requiring API SN quality with a 15W-40 viscosity profile.
Technical Specifications (TDS)
| Property | Standard / Value |
| Product Name | Zento Oil Maxduty SAE 15W-40 API CK-4/SN |
| SAE Viscosity Grade | 15W-40 |
| API Service Category | CK-4 / SN |
| Formulation Technology | X’CEL TRAD, San Diego, USA |
| Base Oil Type | 100% Virgin Base Oil |
| Manufacturing Location | Enerlube Group SDN BHD, Malaysia |
Quality Assurance
Every drop of Zento Oil Maxduty SAE 15W-40 API CK-4/SN is produced at the Enerlube Group SDN BHD facility in Malaysia. With over 30 years of industry heritage, the plant operates under the ISO 9001 Quality Management System, accredited by UKAS (United Kingdom). By utilizing only 100% Virgin Base Oils, we guarantee a product that delivers absolute reliability and performance for your assets.
Learn more about our manufacturing capabilities here: Enerlube Group SDN BHD – Modern Lubricant Production in Malaysia
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