Oil-Chem Research Corp., the manufacturer of zMAX® Micro-Lubricant, has completed several impressive fuel savings tests for Class 8 trucks. The Claude Travis protocol (TMC/SAEJ1321 Procedure II Fuel Economy Test) was used which proved to field test teams that zMAX was a viable product to save fuel. With today's high fuel costs, zMAX Heavy Duty Formulas could save fleets large sums of money off their fuel costs.