G enuine NOS OEM Suzuki Part. Rear Exhaust Silencer /. This listing is for a NOS (New Old Stock) Genuine Suzuki rear exhaust silencer muffler. It is manufactured in titanium. It comes in some of the original Suzuki packaging. The silencer has a small imperfection on the corner of the silver silencer end cap, please see images for a better idea of condition. The silencer displays the following identification marks. This exhaust silencer will fit the following models.