Lucas Magnum CJ-4 Oils are blended with premium "Lucas" additives that help maintain the life of the emission control systems as required for regulatory compliance. Expect less oil consumption and reduced engine wear. It resists oxidation and thermal breakdown for total protection in new and older engines. Suitable for gasoline as well as diesel.

Product Features:

• Maintains life of emission control systems
• Less oil consumption
• Reduces engine wear
• Primary application is in heavy duty diesel engines, but can also be used in automotive diesel and gasoline engines
• Compatible with both synthetic and conventional oils and are API certified to meet or exceed industry standards
• Resists oxidation and thermal breakdown
• Proven in Lucas truck fleet to extend oil drain intervals to 30,000 miles
• High Total Base Number provides excellent detergency and keeps the engine clean