Compatibility: Muffler Kit is compatible with Honda GX160 GX200 GX110 GX120 GX140 GX 160 5HP 5.5HP 6.5HP Engine Motor.Replaces part number: Replaces part number of Muffler with Air Filter is 18310-ZF1-000 18320-ZF1-H51 18381-Z1T-003, for Oregon 35-038.Feature: Muffler Kit fits for WP20X WP30X WMP20X WMP20X1 WT20XK2 WT20XK3 WT20XK4 water pump.What you will get: Muffler Assembly Kit includes 1 Muffler, 1 Muffler Gasket, 2 Screw Nuts, 1 Air Filter, 1 Spark Plug.Application: Muffler with Spark Plug is compatible with pressure washer, go kart, modified cars and same modified products. Description: The Muffler Assembly Kit is compatible with HONDA GX110 GX 110 GX120 GX 120 GX140 GX 140 GX160 GX 160 GX168 GX 168 GX200 GX 200 GX168 168F Engine 5HP 5.5HP 6.5HP Motor. Muffler with Air Filter is able to be used for a long time. Features: Muffler Assembly Kit -Color: As shown. -Material: Alloy. Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Including 1 * Muffler1 * Muffler Gasket2 * Screw Nuts1 * Air Filter1 * Spark PlugAfter-sales support and adviceThank you for your support. If you have any suggestions after sale, please contact us, we will actively and properly solve it for you.