Clio 4 RS200 Downpipe/flex pipeHigh flow downpipe and flex pipe to suit Clio 4RS 200 Full 304 grade stainless steel constructioN 10mm thick laser cut flanges 63mm diameter,1. 6mm wall mandrel tube bends 100 cell metallic core catalytic converter O2 sensor spacer on downstream bung, reducing MIL lights Fully TIG welded in Sydney, Australia Includes flex gasket and bolts. PLEASE NOTE: this fits early RS200 Clios, the quickest way to tell is, have a look at the upstream O2 sensor in