2007.5-2012 Cummins 6.7L P1 4" Downpipe - CAT & DPF Delete Pipe (CDAL439)

The P1 Performance Products CDAL439 4" Downpipe DPF & Cat Race Pipe will get rid of your restrictive OE DPF & CAT. The result will be an improved flow that helps reduce EGT's on your 6.7L Cummins. Since these kits will eliminate factory emissions devices, your truck will require "race" tuning.