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1 Lubricant Packet
Better MPG
whether you’re operating a modern emissions-compliant fleet or keeping an older workhorse on the job
safe for ULSD and biodiesel blends
Doc’s Diesel Duramax ULV Full Synthetic Automatic Transmission Fluid 55 Gallon Drum hub assemblies 1 Lubricant PacketDocs Diesel Transmission Fluid: Docs Diesel Duramax ULV is the trusted choice for rugged reliability and long haul peace of mind. Engineered for heavy duty demands, this ultra low viscosity formula delivers dependable protection, smooth performance, and long term durability across tough operating conditions. Product Details: Full synthetic formulation with improved cold flow and oxidation resistance Corrosion inhibition that helps protect internal