Additive compositions with a friction modifier and a metal dialkyl dithio phosphate salt

A lubricating oil comprising a major amount of base oil and a minor amount of an additive package, wherein the additive package comprises:

• (A) one or more reaction products of a compound of the formula IV:
• wherein R is a linear or branched, saturated, unsaturated, or partially saturated hydrocarbyl group having about 8 to about 22 carbon atoms, and an amine of the formula V:
• wherein R2, R3, and R4 are independently selected from hydrogen, C1-C18 hydrocarbyl groups, and hydrocarbons containing C3-C12 hydrocarbyl groups and one or more heteroatoms;
• and
• (B) at least one metal dialkyl dithio phosphate salt

A lubricating oil comprising a major amount of a base oil and a minor amount of an additive package, wherein the additive package comprises:

• (A) one or more salts that are reaction products of one or more compounds of the formula IV:
• wherein R is a linear or branched, saturated, unsaturated, or partially saturated hydrocarbyl group having about 8 to about 22 carbon atoms, and an alkali metal hydroxide, and alkaline earth metal hydroxide, an alkali metal oxide, an alkaline earth metal hydroxide, ammonia, an amine or mixtures thereof;
• and
• (B) at least one metal dialkyl dithio phosphate salt.

A lubricating oil comprising a major amount of a base oil and a minor amount of an additive package, wherein the additive package comprises:

• (A) one or more reaction products of one or more compounds of the formula IV:
• wherein R is a linear or branched, saturated, unsaturated, or partially saturated hydrocarbyl group having about 8 to about 22 carbon atoms, and one or more amine alcohol(s);
• and
• (B) at least one metal dialkyl dithio phosphate salt.