If you're looking for enhanced performance and an aggressive sound on your 6.7 Cummins, look no further than the AFE 49-42039 Mach Force XP 5 Inch Filter-Back Exhaust System. This direct bolt-on system is constructed from 5" stainless steel for durability and longevity, and it attaches directly to your DPF for an easy installation. You'll notice an immediate difference in both performance and sound when you hit the gas, and your Cummins will thank you for freeing up some much needed airflow. Get the AFE 49-42039 Mach Force XP 5 Inch Filter-Back Exhaust System today and take your truck to the next level.