Long Life Diesel Engine Oil CI-4/E4 10W-40

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Heavy-Duty Diesel Engine Oil

Product Description

Long Life Diesel Engine Oil CI-4/E4 10W-40 is a premium fully synthetic heavy-duty diesel engine oil formulated with high-quality synthetic base oils and advanced additive technology. Designed for commercial vehicles, construction machinery, mining equipment, and long-haul transportation fleets, it provides outstanding engine protection, extended drain intervals, and reliable performance under severe operating conditions. Its advanced formulation helps control soot-related wear, maintain piston cleanliness, reduce engine deposits, and improve fuel economy. Suitable for Euro IV and selected Euro V diesel engines without Diesel Particulate Filters (DPF), this oil delivers excellent lubrication performance in high-temperature and heavy-load environments.

• Packaging: 18L, 200L

• Customized packaging available upon request

Long Life Diesel Engine Oil CI-4/E4 10W-40

Specifications and Approvals

• API CI-4
• ACEA E4/E7
• Scania LDF-3
• Cummins CES 20078
• Volvo VDS-3
• MAN M3277
• MB-Approval 228.5
• DQC IV-18
• Mack EO-N
• MTU Type 3
• Renault Trucks RLD-2

Performance Benefits

• Save maintenance costs

Meets the extended oil drain interval requirements of leading OEMs such as Mercedes-Benz, MAN, Volvo, and Renault Trucks, helping fleet operators reduce maintenance frequency and lower operating costs.
• Excellent piston cleanliness

Advanced detergent and dispersant technology helps minimize piston deposits and soot accumulation, maintaining engine cleanliness and improving long-term performance.
• Low wear

Provides outstanding wear protection for pistons, cylinder liners, valve trains, and other critical engine components operating under severe conditions.
• Fuel Economy

The advanced synthetic formulation reduces internal engine friction and contributes to improved fuel efficiency compared with conventional heavy-duty engine oils.

Applications of Long Life Diesel Engine Oil CI-4/E4 10W-40

Applications

Long Life Diesel Engine Oil CI-4/E4 10W-40 is recommended for:

Heavy-duty trucks

Long-haul transportation fleets

Construction machinery

Excavators

Wheel loaders

Mining equipment

Dump trucks

Diesel generators

Commercial vehicles

Euro IV and selected Euro V diesel engines without DPF

Suitable for engines manufactured by Mercedes-Benz, MAN, Volvo, Scania, Renault Trucks, Cummins, Deutz, Mack, and other major European, American, and Japanese OEMs requiring API CI-4 and ACEA E4/E7 performance levels.

Why Choose YUANGEN CI-4/E4 10W-40?

YUANGEN CI-4/E4 10W-40 is engineered for demanding transportation, construction, and mining applications. Combining premium synthetic base oils with advanced additive technology, it provides superior wear protection, long drain performance, engine cleanliness, and reliable operation in harsh environments.

Frequently Asked Questions

Is CI-4/E4 10W-40 suitable for construction machinery?

Yes. It is specifically designed for heavy-duty diesel engines used in excavators, loaders, mining equipment, and construction machinery operating under severe conditions.

Can this oil be used in Volvo and MAN engines?

Yes. The product meets Volvo VDS-3 and MAN M3277 specifications and is suitable for many European heavy-duty diesel engines.

Does this oil support extended drain intervals?

Yes. The fully synthetic formulation offers excellent oxidation stability and supports extended oil drain intervals according to OEM recommendations.

Is this oil suitable for DPF-equipped engines?

This product is primarily recommended for Euro IV and selected Euro V engines without Diesel Particulate Filters (DPF). For DPF-equipped engines, a low-SAPS CK-4 engine oil may be more suitable.

Typical Test Data

Test Item	Result	Method
Density (20℃), kg/m³	867	ASTM D4052
Kinematic Viscosity (100℃) mm²/s	14.5	ASTM D445
Kinematic Viscosity (40℃) mm²/s	99	ASTM D445
Viscosity Index	152	ASTM D2270
Pour Point, ℃	-42	ASTM D97
Flash Point (COC), ℃	234	ASTM D92
Viscosity, Cold Crank (-25℃), mPa.s	5780	ASTM D5293
Base Number, mg KOH/g	15.2	ASTM D2896
Sulfated Ash, mass%	1.6	ASTM D874

Health, Safety & Environment

The product is unlikely to present any significant health or safety hazard when properly used in the recommended application, and good standards of personal hygiene are maintained.
Avoid contact with skin. Use impervious gloves with used oil. After skin contact, wash immediately with soap and water.
Take used oil to an authorised collection point. Do not discharge into drains, soil or water.

Storage

All packages should be stored under cover. Where outside storage is unavoidable, drums should be laid horizontally to avoid the possible ingress of water and damage to drum markings. Products should not be stored above 60°C, exposed to direct sunlight or freezing conditions.

The indicated properties are typical of those obtained with normal production tolerance and do not constitute a specification. All the information contained in this document is considered accurate as of date of printing, and no warranty or representation, expressed or implied is made as to the accuracy of the data and information in this publication. The information contained herein is subject to change without notice.

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