Have you purchased a CTS Turbo MK6 Gen 3 GLI downpipe and you want to add one of our High Flow Cats? This is exactly what you need to add a high flow cat to your CTS-EXH-DP-0013 MK6 Gen 3 GLI Downpipe. Now you can benefit from higher performance and better emmissions! Features: Engineered to fit with CTS Downpipe / Exhaust High Flow Catalytic Converter Precise Fitment Improves HP & TQ What's Included: CTS Turbo High Flow Cat