Schaeffer's Oil

Yes. Schaeffer’s oils meet or exceed modern API CK-4, CJ-4, and SN specifications, making them safe for engines equipped with EGR, DPF, and SCR systems. They’re designed to protect without compromising emissions performance.

With Schaeffer’s advanced lubricants, many users report extended oil change intervals, especially in fleet and industrial applications. Always follow your engine manufacturer’s guidelines and consider oil analysis for optimized maintenance schedules.

Schaeffer Oil combines advanced synthetic base stocks with proprietary additive technology to deliver superior engine protection, reduced wear, and longer drain intervals. With over 180 years of innovation, Schaeffer products outperform many conventional and synthetic oils on the market.

Yes! Schaeffer’s 15W-40 diesel engine oil and synthetic blends are formulated to meet the rigorous demands of heavy-duty diesel engines. They offer excellent soot control, improved fuel economy, and protection against oxidation and breakdown.

Absolutely. Schaeffer’s racing oils are engineered with high levels of ZDDP (zinc and phosphorus) for maximum wear protection in high-performance and high-RPM engines, making them ideal for racing, muscle cars, and classic vehicles.