Order Includes: 2 x Muffler Gasket. Compatible with Yamaha models: WR450F 2007-2009 / 2011. Parts Numbers: Muffler Gasket: 3VD-14613-01-00 / 3VD-14613-00-00 / Muffler Gasket: 5PH-14714-00-00. We strongly suggest comparing the posted picture to the unit(s) that needs to be replaced..
