Profile: Amsoil Synthetic Lubricants is a manufacturer of synthetic oils and lubricants. Our product line includes synthetic motor oils, transmission & gear oils, hydrauic & compressor oils, wiper blades and spark plugs. Our premium API CJ-4 synthetic 5W-40 diesel oil provides heavy-duty and pickup truck diesel engines requiring API CJ-4 emission-quality oil standards. Our series 500 high-performance DOT 3 brake fluid specializes in high-temperature performance in auto & light-truck, high-performance, racing and power sports applications. They are used in the water suspension and are used in high boiling points. Our wiper blades are pre-assembled to precisely match the vehicles arm type-install in only seconds. These metals constructed provides superior strength and durability.