FABRICATORS ONLY: Replace broken/worn cat sections with our Retrofit TUBING KIT. Works with factory or aftermarket headers. Also works with all catback systems (designed as OEM replacements). This TUBING KIT is designed for use only on the CTS-V models and are sold by the pair with all hardware included. (This is NOT a bolt on item and will require fabrication)
Replace broken/worn cat sections with our High Flow units. Bolt on installation for factory or aftermarket headers. Also bolts in place with all catback systems (designed as OE replacements). These replacement converters are designed for use only on the CTS-V models and are sold by the pair.