Get the Transmission Fluid you need when servicing the transmission in your 2011-2016 Chevy/GMC 6.6L LML Duramax. Using a quality fluid helps reduce the development of corrosion inside the transmission while delivering excellent shifting characteristics. Available in synthetic convention and varieties, these fluids reduce damaging heat and wear while offering longer service life. XDP carries high quality fluids from Sun Coast Converters, Royal Purple, Hot Shot's Secret, and Lucas Oil.