Shop by Brand Yamaha OutboardCDI Unit Assembly Back CDI Unit Assembly 6B4-85540-03 Viewer:1862 OEM No.: 6B4-85540-03 For YAMAHA outboard 9.9, 15 HP You May Also Be Interested In CDI Unit Assembly 6F6-85540-01-00 CDI Unit Assembly 6G5-85540-12-00 O-Ring 25-161311/163111 Cup, Impeller Housing 340619/0340619