Suzuki DF2.5 Service Kit - 10W40 Ecstar Oil - 2012 to Current. Complete OEM Service Kit Includes Oil, Gear Lube, and Service Kit 17400-97810 Designed for Suzuki DF2.5 Outboards. The Suzuki DF2.5 Service Kit provides all the essentials needed for routine maintenance of your 2012 and newer DF2.5 four-stroke outboard. This convenient package includes 1 quart of Suzuki Ecstar 10W40 marine oil, 1 quart of Suzuki gear lube, and the genuine 17400-97810 OEM service kit, ensuring your outboard gets the c