2019+ Cummins 6.7L Dirty 4" CAT & DPF Delete Pipe w/ Muffler (DDC-3D19M)

The DDC-3D19M is a 4" CAT & DPF delete system specifically engineered for 2019+ 6.7L Cummins trucks, offering a perfect fit where most exhausts fail. This kit replaces your factory emissions components with high-flow 4" stainless steel while maintaining a clean, professional appearance. Complete with heavy-duty clamps, pre-welded contour bent hangers, and reinforced flanges, it delivers improved exhaust flow, significantly lower EGTs, and a powerful diesel sound.

Why Shop Dirty Exhausts?
When you buy from Dirty Diesel, you’re buying peace of mind. We’ve put in the work to bring you exhaust systems that meet our strict standards for durability and flow. Every kit is vetted for a precision, bolt-on fit, ensuring you get a high-performance system that sounds as good as it performs, without the headache of poor fitment or subpar materials.

Note: Fits all wheelbase and cab configurations unless otherwise specified. This is the ONLY option available for trucks equipped with Factory Air Ride Suspension. Custom aftermarket tuning is required for proper operation. Designed for competition/race use only.