PACBRAKE C11400 4" MOUNTING GROUP FOR USE W/ PACBRAKE EXHAUST BRAKES

PacBrake 4" Inline Mounting Group        

If you're installing one of PacBrake's inline exhaust brakes and you've added a four inch exhaust to the truck, and it did not have four inch from the factory, then you will need this mounting group.  Kit includes two flange adapters and two V-band clamps.