Article: BN Pipes Metal catalyst with 200 cpsi to match BN downpipe diameter: 70mm Tip: 2x76 TUEV: * not street legal Part no.: AUA4B5QKAT* Car: Audi Type: A4 B5 Modell: A4 1.8 -2,6 Quattro, B5 Remark: BN-Pipes exhaust systems & downpipes for Audi A4 B5 in our onlineshop - dealer prices on request