CTS High Flow Catless Downpipe - Audi RS6/RS7 C8

Tuning (stage 2) is required in order to remove the CEL. The CTS Turbo C8 Audi RS6/RS7 Race Downpipe were designed to seamlessly fit in place of your restrictive stock catalytic converters, which is situated immediately after the turbocharger. Designed using the latest in CAD technology; this part is made to fit perfectly in place of your factory downpipes. Manufactured from T304 stainless steel, hand TIG welded and back purged to ensure years of reliable performance. Substantial power gains, improved exhaust flow and a more throaty sound are the main benefits of installing our downpipe. Product Features: T304 stainless steel construction Mandrel-bent stainless steel Removable flange makes for easy installation Fully TIG welded design Install hardware included OPF/GPF temperature sensor ports (with plugs), bypass factory pressure sensors Throaty sound Great power upgrade