It is Aftermarket Replacement Parts Fit for Yamaha Kodiak 400 1993-1998 Moto 4 YFM350ER 1987-1995 Big Bear 350 1987-1998 Joint Adapter. Steel reinforced rubber intake manifold replaces old worn out and cracked manifold ensuring a tight, air-leak free seal. Made of high quality metal material for more stable operation and durability. Can use for a long time. Perfect fit, easy to use. Please confirm the size and compatibility of the product before purchasing. Package include: 1 x Carburetor Interface 2 x Screw-Nut Combination 2 x Gasket 1 x Seal Ring 11