Yamaha Waverunner Service Kit - GP1800 - 2017-2019. This kit applies to all Yamaha Waverunner GP1800 models from 2017 to 2019.. This Yamaha Waverunner service kit includes:. 1x Yamaha - Yamalube 10W 40 Mineral 4W - Gallon. 1x 69J-13440-04-00 Yamaha OIl FIlter. 1x 6S5-E4451-01-00 Yamaha Air Filter. 4x NGK LFR7A Spark Plugs. 1x Yamaha Disposable Funnel