Suzuki DF25 V-Twin Service Kit - 10W40 Ecstar Oil - 2006 to 2010. Complete OEM Service Kit Includes Oil, Gear Lube, and Service Kit 17400-95872 Designed for Suzuki DF25 V-Twin Outboards. The Suzuki DF25 V-Twin Service Kit provides everything you need to properly maintain your 2006-2010 DF25 V-Twin four-stroke outboard. Each kit includes 2 quarts of Suzuki Ecstar 10W40 marine oil, 1 quart of Suzuki gear lube, and the genuine 17400-95872 OEM service kit, giving you a convenient, all-in-one package