Automatic transmission fluids we recommend Best of the best: Royal Purple’s Max ATF Our take: Can handle any kind of power output, from compacts to construction vehicles.

Synthetic lubricant manufacturer Royal Purple has introduced ... •Duralec ATF—This automatic transmission fluid is ... MTF 30, MTF 50)—This manual transmission fluid is a blend of ...

Royal Purple's new Commercial and Fleet Vehicle product line that includes hydraulic fluid, tractor fluid, fuel additive, coolant supplement and lube.