15W-40 API CH-4/CI-4/CK-4 Diesel Engine Oil

15W-40 API CH-4/CI-4/CK-4 Diesel Engine Oil

Category: Diesel Oil Heavy Duty

Product Description:

CORAL OIL 15W-40 CI-4 is a high-performance, all-season diesel engine oil, formulated for demanding operating conditions. Enriched with molybdenum additives, it provides excellent wear protection, reduces friction, and ensures engine cleanliness. This oil meets API CI-4 standards, making it ideal for turbocharged and naturally aspirated engines.

Key Features

Creates a protective nano-ceramic coating inside engine surfaces
Strong friction & wear reduction
Improves engine efficiency & smoothness
Reduces engine noise & vibration
Enhances fuel economy & power response
Protects during cold starts & high-temperature driving
Extends engine life — ideal for modern & high-performance engines

Recommended Applications

Petrol & diesel engines (all types)
Turbocharged & high-performance engines
High-mileage vehicles
Commercial & fleet vehicles
Off-road, 4×4 & performance driving
Suitable for cars, SUVs, vans, light trucks & generators

* Not recommended for motorcycles with wet clutches unless approved.

Technical Specifications

Feature	Benefit
Nano-ceramic protective film	Extreme wear protection
Low friction formula	Smoother, quieter engine
Thermal resistance	Protection in high-heat driving
Restores efficiency	Better fuel economy & power

Catalogue

How to Use

Add directly to engine oil
One bottle treats 3–5 liters of motor oil
Use during oil change or top-up cycle
Run engine 10–15 minutes to activate ceramic bonding

Usage & Safety

Safe for catalytic converters & oxygen sensors
Not a substitute for regular oil changes
Store sealed & away from direct heat

Available Packaging

Typically available in 250ml / 300ml bottle

Partner With EMIROL

Whether you are a distributor, industrial client, fleet owner, or retail partner, we are ready to support your lubrication needs.