Why Did We Reformulate Signature Series Synthetic Motor Oil? Local Sioux Falls note: We are reposing this article from last fall as it is important to realize the changes coming and how these enhancements will only add to the performance on older vehicles too. AMSOIL’s Signature Series likely already exceeds the future API specification which […]
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CHOOSING THE RIGHT DIESEL OIL – Sioux Fa
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 […]