W205 C63 Performance Downpipes

3.5” turbo entry diameter Obtain improved performance and sound with the ModalWorks M177 aftermarket downpipes for the 2015+ C63. These downpipes improve performance, reduce back pressure, reduce initial turbo lag, and greatly enhance the exhaust note. With smooth exhaust transitions and integrated heat shields, we offer some of the best thermal and flow-performing downpipes on the market. Cerakote coating adds 2 weeks of additional lead time. Compatible Vehicles: 2015+ Mercedes C63 AMG / C63 AMG S Coupe/Sedan/Convertible M177 4.0 twin-turbo engine Key Features: 3.5” opening and transition to 3” inner diameter Manufactured with high-quality 304 stainless steel 100% OEM fit with oxygen sensors placed in OEM locations Catless 10lbs lighter than OEM units Increased HP and Torque, especially when coupled with our M177 handheld tuner upgrade Reduced turbo lag and better throttle response with significantly improved exhaust flow HIGH FLOW CATTED OPTION IS NOT GUARANTEED TO REMOV