Feature: 1. Motorcycle DB killer silencer is suitable for motorcycle exhaust pipe with 48mm muffler2. Made of high-grade stainless steel with high temperature resistance, rust resistance 3. The muffler at the end of the exhaust pipe can clearly hear the whistle of the vehicle during riding 4. Exhaust pipe muffler works for you to drive safely and reduce noise pollution 5. The product is useful and practical, sturdy and durable for a long service life Specification: Item Type: Exhaust Pipe Silencer Exhaust Surface Size: Approx. 45mm / 1.8in Package List: 1 x Silence Valve 1 x Wrench |