Next-685 Transmission Protectant contains a concentration of additives which will prevent thermal break-down of the fluid and which will restore the performance capabilities of new and used ATF. It greatly improves oxidation stability, thereby prolonging fluid life and the life of the transmission, as well as preventing deposit formation.

  • Helps prevent thermal break-down of the fluid
  • Will help to correct and prevent transmission shudder and shifting problem
  • Compatible with all automatic transmission fluids