New AMSOIL Synthetic Diesel Oils:

Diesel oil is undergoing a major change. The new API CK-4 and FA-4 diesel oil specifications are here, and an overhauled AMSOIL synthetic diesel oil lineup launches Feb. 6, bringing even better protection and performance with it. New Specifications, New Diesel Oils The new API CK-4 and FA-4 specifications focus…

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Motorcycle Oil Best Protection

Use Motorcycle Oil in Your Bike for the Best Protection Motorcycle engines and automotive engines function differently, and the lubricants that service them have different requirements. Six crucial differences between motorcycle and automotive engines are outlined below to illustrate why oil engineered for motorcycles is the best choice for your…

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Best of Both Worlds

AMSOIL Diesel Injector Clean + Cold Flow combines the superior deposit-removing properties of AMSOIL Diesel Injector Clean and the excellent anti-gelling properties of AMSOIL Diesel Cold Flow in one convenient package. It is designed for all types of diesel engines, including high-pressure common-rail designs. Unlike all-in-one fuel additives that may…

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2-4 Stroke Engine Needs

2-stroke and 4-stroke engines operate under different conditions, requiring different lubrication methods. Internal combustion engines are used to produce mechanical power from the chemical energy contained in hydrocarbon fuels. The power-producing part of the engine’s operating cycle starts inside the engine’s cylinders with a compression process. Following compression, the burning…

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High Performance Brake Fluid

Series 500 High-Performance DOT 3 Brake Fluid AMSOIL Brake Fluids provide superior high-temperature performance.  High-temperature performance in auto/light-truck, high-performance, racing and powersports applications. High-temperature stability, yet flows easily at low temperatures. Helps keep water in suspension, slowing its effects on the brake system. High boiling temperatures ensure maximum life and…

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