Top 20 Best Selling Engine & Oil Additives (2021)




Sea Foam Motor Treatment is a 100 percent pure petroleum product that safely and effectively cleans internal fuel and oil system components, helping your gasoline or diesel engine run cleaner and more efficiently. Sea Foam is an EPA-registered product, an ... more info

Food grade sodium hydroxide / Lye. Perfect for making German Pretzels, Bagels and Soda Bread, Also used for biodiesel and soap making; where the quality of the caustic is always very critical. It ensures consistency of soap batches. Much better than the ... more info


Lucas Engine Oil Stop Leak is an all new formulation of Lucas additives and very specific base stocks designed to stop seal leaks in engines. ... more info


Marvel Mystery Lubricating Oil is safe for catalytic converters and oxygen sensors. Added to gas it cleans and lubricates fuel injectors and carburetors, improves gasoline mileage, extends spark plug life, reduces and prevents varnish and gum build-up. Ad ... more info



WaterWetter is a unique wetting agent for cooling systems which reduces coolant temperatures by as much as 30 degrees Farenheit . This liquid product can be used to provide rust and corrosion protection in plain water for racing engines, which provides mu ... more info

Motor Oil Additive - Liqui Moly MOS2 Anti-Friction (300 ml. Can) Forms high load-bearing film of lubricant on all friction surfaces. Recently made by LIQUI MOLY, not been lying around. You will be surprised at how much better your engine sounds and how ... more info




Controls heat and wear in motorcycles, air-cooled engines and all drive train components.聽 Reduces friction for more power and more MPG. Use in new equipment which requires synthetic oils or any equipment that needs enhanced performance. Can also be used ... more info





Use in new equipment which requires synthetic oils or any equipment that needs enhanced performance. It can also be used to protect new and used heavy duty and high performance transmissions, gear boxes and engines. Controls heat and wear in motorcycles, ... more info


Tufoil Engine Lubricant is Guinness Book of World Records certified as The World's Most Efficient Lubricant. Slipperier than Teflon to make engines start easier, run cleaner, faster, and longer. Tufoil engine lubricant has been tested by the US Government ... more info

Designed to restore, repair and protect engines direct during car operation. Innovative 3-component product of a new generation comprising advantages of two-phase complex metal conditioner and revitalizant of the third generation. No matter how well a c ... more info

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