Red Line 30704 D6 Automatic Transmission Fluid - 1 Quart (Pack of 6) Red Line's lowest viscosity, most shear-stable automatic transmission fluid for consistent operation Designed to satisfy Dexron-VI, Dexron-III, Dexron-II, Mercon SP and Mercedes Benz NAG-2 fluids Also satisfies API 70W/75W/80W and GL-4 gear oil requirements Allows high temperature operation without varnishing valves and clutches Extended drain intervals