Yes!

lower viscosity and higher boiling points are acceptable upgrades as long as other requirements are met.

Class 7 can replace DOT 3, 4 5.1, and Class 3, 4, 5-1, 6

Class 6 can replace DOT 3, 4 5.1, and Class 3, 4, 5-1, 6

Class 5-1/Dot 5.1 can replac... Login to read more.