Downpipe designed for: Audi A4 B9 Sedan 2016+ 2.0 TFSI Audi A4 B9 Avant 2WD 2016+ 2.0 TFSI Audi A4 B9 Avant 4WD 2016+ 2.0 TFSIDNPIPE Turboworks company is made of 100% stainless steel. Inlet diameter: 80 mm outlet diameter: 70 mmdownpipe has a thermal shielddownpipe design for: AUDI A4 B9 Sedan 2016+ 2.0 TFSI AUDI A4 B9 AVANT 2WD 2016+ 2.0 TFSI AUDI A4 B9 AVANT 4WD 2016+ 2.0 TFSI downpipe Turboworks company is made in 100 % from precious stainless steel. Inlet diameter: 76mm outlet diameter: 67mm