4" CAT & DPF DELETE PIPE W/MUFFLER | 17-26 GM HD EXT/CREW CAB 6.6L DIESEL - 431031

FLO-PRO 4" CAT & DPF DELETE PIPE WITH MUFFLER | 17-26 SILVERADO/SIERRA HD EXTENDED/CREW CAB 6.6L DIESEL

Important Note: This product requires the use of aftermarket tuning