Hand Control Motorcycle Exhaust Control Valve 2"/51mm Exhaust Control Valve - Can be Welded/Waterproof All items are brand new unless otherwise stated in the listing. We sell DIY (Do It Yourself) items with a few exceptions. We are not responsible for teaching how install. Professional installation is recommended We are a factory with 12 years of production experience, mainly producing automotive modified parts such as exhaust pipes and electronic meters. If you have any interested products, welcome to u. Our advantage 1, Support personalized customization. Such as: sign freight. Sample production. 2, Auto parts manufacturers, wide range of products. 3, Product stocks are adequate. It can be shipped within 7 business days. 4, After you place the order, we will track the whole process. Please make sure your products arrive safely at time.5,Hope you can buy satisfied products in this store.My Wechat number:tanxiu666.Skype:Shirley+tan66.Our machines