2019-2025 Cummins 6.7L 5th Gen Blend Door Repair Kit

2019-2025 Cummins 6.7L 5th Gen Blend Door Repair Kit This kit includes new solid aluminum HVAC doors to replace the temp blend doors & the recirculation fix for you 19-25 Dodge Ram Trucks. All parts are manufactured in Michigan and are CNC machined out of solid aluminum. We proudly guarantee everything we produce for life. Single Zone/Dual Zone The "Single Zone" function is for trucks that control both the driver and passenger side temperature control together. The "Dual Zone" function is factory upgrade that allows the driver and passenger side temperature to be controlled separately. It is not possible to simply install the Dual Zone doors into a Single Zone system in order to upgrade to a Dual Zone system. Recirculation Fix Images These images are to help visualize the process of installing the recirculation fix. The below pictures are showing the recirculation fix mounted, along with how it will look once the blend doors are assembled with drivers in your heater box.