Through-hole center silencer made of 304SS stainless steel. Dimensions: overall length: 370mm, can length: 300mm, outer diameter: 115mm, mounting diameter: 63mm, The product does not have road approval. It is designed for use in motorsports, tuning exhibitions and others. Through-center silencer made of 304SS stainless steel. Dimensions: total length: 370mm, can length: 300mm, outer diameter: 115mm, mounting diameter: 63mm,