MUFFLER ASSEMBLY (400)(S.N. 55001- ) (JDX4 AND JDX6) [B17] 0 Non Sectionalized Catalog JDX4, JDX6, JDX8, 300, 400, 600 and 800 Snowmobiles (s.n. 30,001- ) PC1479 in SNOWMOBILE JDX4