AMSOIL 100% Synthetic High-Mileage Motor Oil is specifically designed for the unique demands of high-mileage engines, helping extend the life of vehicles.

It delivers purpose-built protection at a time in a vehicle’s life where it could benefit from more-robust maintenance – including boosted detergency and an additive package that fights oil breakdown and leaks.

To prove it performs, we subjected it to independent testing. The result: AMSOIL High-Mileage Motor Oil reduced sludge by 67%,^VV demonstrating its cleaning power that helps engines last longer and perform better.

AMSOIL 100% Synthetic High-Mileage Motor Oil has already gained significant momentum in the market. To learn more about this new product line, check out this Inside Track post: Is High-Mileage Motor Oil a Gimmick?

^VVBased on independent testing of AMSOIL 0W-20 100% Synthetic High-Mileage Motor Oil using a modified Sequence VH Test (ASTM D8256).