Prolong(r) Super Lubricants offers its industry-leading Engine Treatment and Booster System to protect gas and diesel engines from the two leading causes of engine wear: damaging friction and heat.

Restore power and performance with Bar’s Leaks High Mileage Engine Repair Six Fixes in One Bottle for High-Mileage Engines Bar’s Leaks High Mileage Engine Repair (p/n 1000) does the work of six ...

Rislone's newest concentrated product, Engine Treatment Concentrate, provides all the benefits of the original Rislone Engine Treatment in a bottle that is nearly half the size. Ad Loading... "We ...

Prolong Engine Treatment is formulated with the company’s exclusive Anti-Friction Metal Treatment™ (AFMT) advanced technology to chemically bond to metal surfaces in the engine to generate a ...