Made of stainless steel of high quality T304 quality. Bent and fully welded tig for strength and durability. Cnc machined flanges to support strong and solid and precise fit. Broadband 4-1 equal length design. Built in flexi common to help reduce fatigue exhaust.Designed to improve power and torque throughout the rev range. We recommend that all exhaust components are fitted by a qualified mechanic for proper installation. The item \exhausts \ exhaust manifolds \The seller is \This item can be shipped to the following countries: France.