MagnaFlow Direct Fit Catalytic Converter 2009-2015 CTS V8 6.2 OEM Underbody - 21-178 Race Seats K W coilovers are developed

K W coilovers are developed specifically for your vehicle

This allows racers to reliably increase boost and advance ignition timing-without using high-octane racing fuel-for power gains of up to 20%

Through extensive testing and development

along with a 12% increase in core volume and 15% increase in external fin surface area

Select your preferred finish and add to cart for a sophisticated frunk logo upgrade that transforms the ordinary into extraordinary

MagnaFlow Direct Fit Catalytic Converter 2009-2015 CTS V8 6.2 OEM Underbody - 21-178 Race Seats K W coilovers are developedKeep the check engine light off with MagnaFlow OEM Grade Federal EPA Compliant Direct Fit Catalytic Converter 21 178. With features including free flowing mandrel bent tubing and highly corrosion resistant stainless steel construction, easily install this converter yourself using the proper tools, no cutting or welding required. MagnaFlow's state of the art metrology department uses the latest 3D scanning systems during research and development, so