Flo Pro 862 Chev/GMC 6.6L 4″ Cat & DPF Race Pipes are for a 2011-2015 Durmax LML. This is a 4″ CAT and DPF Race Pipe w/o 4-Bolt Flange – Clamp Incl.
Does not fit bolt on down pipe must change end!!!
* IMPORTANT NOTE: The turbo direct pipe on some of the 2015 models has a 3-bolt flange instead of a V-band clamp. These kits will only fit models equipped with v-band clamp and will not work for trucks equiped with the 3-bolt flange off the turbo direct pipe!