From big rigs to big yachts, your heavy duty engine needs to perform. As it soaks into metal, zMAX Micro-lubricant helps to disperse harmful carbon build-up. This helps your oil lubricate more efficiently with less build-up and friction on the internal parts, extending the life of your engine. zMAX helps maintain or improve peak compression and power and reduce emissions.

  • zMAX Heavy Duty Kit

    zMAX Heavy Duty Kit

    Product #53096

    One 32oz bottle in each saddle tank; One 32oz bottle in your engine oil.



"Over 1 Million Miles plus the hours on my equipment. I know this stuff works."

T. Atkins