Downpipe with 4 T3 screws on 2.5 "V-Band Material: stainless steel. Allows for simple construction of a high flow exhaust system. A properly selected housing shape allows acceleration of exhaust gas flow from both the turbine outlet and the wastegate valve. Thanks to the V-Band connector, assembly and disassembly is extremely simple. Compact design reducing the height of the entire adapter to 28mm.