Redline D4 ATF - 1 quart. Red Line Synthetic Automatic Transmission Fluids are designed to provide excellent low-temperature shiftability and improved thermal stability over petroleum ATFs. The superior stability compared to petroleum ATFs also allow high-temperature operation without varnishing valves and clutches, which leads to transmission failure. 

• Our most versatile ATF, use where Dexron III®, Dexron II®, Mercon® and Mercon V® fluids are recommended, provides a GL-4 level of gear protection
• Popular applications: Toyota Type T-III and T-IV, Honda ATF Z1, NissanMatic D, J, K, & S, Diamond SP-II, SP-III, Mazda ATF M-V, most BMW, Audi, VW automatic transmissions
• Also used with manual transmissions and transaxles like T-5, T-45, T-56 and late-model BMW
• Excellent cold weather operation
• Allows high-temp operation without varnishing valves and clutches
• Part Number: 30504