Milltek MCXAU101 Audi Coupe UR Quattro 10v Turbo Exhaust System Resonate Quieter
(MCXAU101). MILLTEK STAINLESS STEEL DOWNPIPE BACK SYSTEM RESONATED TO FIT AUDI COUPE UR QUATTRO 10V 2.2 TURBO 1981-1989. ABOUT MILLTEK SPORT. Milltek Sport exhausts are produced in high quality type 304 aircraft grade stainless steel.