CHOOSING THE RIGHT DIESEL OIL The introduction of AMSOIL Signature Series Max-Duty Synthetic Diesel Oil and Heavy-Duty Synthetic Diesel Oil brings even greater protection and performance, as well as additional viscosity options. Signature Series 5W-30 (DHD) Newer Over-the-Road Trucks Mixed Fleets Signature Series 5W-30 is a versatile oil aimed at mixed fleets of diesel and […]
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AAA Study Finds Synthetics a SIGNIFICANT...
AAA Testing Affirms Superiority of Synthetic Motor Oils AMSOIL introduced the world to synthetic motor oil in 1972, and we’ve been extolling the benefits ever since. While we’ve been joined by many vehicle and equipment manufacturers and competing motor oil companies over the years, the American Automobile Association (AAA) is the most recent company to […]