76mm Downpipe with Sport-Kat. Material: stainless steel Car: Audi S3 Engine: Audi S3 8V Limousine Quattro Bj. 10/2013-07/2018 / 4-doors sedan AWD yoc 10/2013-07/2018 | 2.0l TSI 221/228kW | replaces the original cat. / with 200 cells sport cat. Part no.: 981450R-X3-DPKA