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Pro-Series 5W40 Diesel CK4 - Choose Size
Specifications:
Red Line® Professional-Series 5W40 Diesel CK4 motor oil is designed for enthusiasts who demand performance and factory warranty protection. Professional Series fully-synthetic motor oil is engineered to OEM specifications and are OEM and API-approved.
- Designed for use in newer low-emission diesel engines as well as older diesel applications equipped with exhaust after-treatment devices
- Capable of operating under extreme temperature conditions
- Provides outstanding protection against abrasive wear and soot-induced oil thickening
- Formulated to keep engines clean by providing protection against soot and deposits
- Helps to protect exhaust after-treatment systems from degrading and loss of efficiency
- Protects against rust, bearing and engine wear
- Approved for API CK-4, CJ-4 and CI-4 Plus
- Recommended for ACEA E9-08/E7-08, Ford WSS-M2C171-F1, Mercedes-Benz Sheet 228.31, Cummins CES 20086, Caterpillar ECF-3, ECF-2, ECF-1-a, Detroit Diesel DFS 93K222, MACK EOS 4.5, Renault RLD-4 and Volvo VDS-4.5
- OEM-required Group III/Group IV PAO Base Stocks
- Low volatility for reduced oil consumption
- Long-life certification for reduced wear protection following factory drain intervals
- For high and low-mileage engines
- Compatible with conventional and synthetic oils
- Withstands extreme temperatures

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Red Line® Professional-Series 5W40 Diesel CK4 motor oil is designed for enthusiasts who demand performance and factory warranty protection. Professional Series fully-synthetic motor oil is engineered to OEM specifications and are OEM and API-approved.
- Designed for use in newer low-emission diesel engines as well as older diesel applications equipped with exhaust after-treatment devices
- Capable of operating under extreme temperature conditions
- Provides outstanding protection against abrasive wear and soot-induced oil thickening
- Formulated to keep engines clean by providing protection against soot and deposits
- Helps to protect exhaust after-treatment systems from degrading and loss of efficiency
- Protects against rust, bearing and engine wear
- Approved for API CK-4, CJ-4 and CI-4 Plus
- Recommended for ACEA E9-08/E7-08, Ford WSS-M2C171-F1, Mercedes-Benz Sheet 228.31, Cummins CES 20086, Caterpillar ECF-3, ECF-2, ECF-1-a, Detroit Diesel DFS 93K222, MACK EOS 4.5, Renault RLD-4 and Volvo VDS-4.5
- OEM-required Group III/Group IV PAO Base Stocks
- Low volatility for reduced oil consumption
- Long-life certification for reduced wear protection following factory drain intervals
- For high and low-mileage engines
- Compatible with conventional and synthetic oils
- Withstands extreme temperatures