This product has been discontinued. It fits 2013 - 2018 Dodge/RAM 3500/4500/5500 trucks with 6.7L Cummins engines. Flo - Pro Exhausts are made to fit all wheelbase and cab configurations. Constructed from 16 - gauge aluminized steel or T409 Stainless, it comes with clamps, pre - weld contour bends, and improved flanges for easy installation. You'll get better performance, lower EGTs, and more air flow. This kit is a one - fits - all design for C&C models. Part numbers are FLO 21126 & FLO 21127. Features include deleting OE DPF and catalytic converter, a 4 - inch aluminized test pipe, requiring race tuning, reducing EGTs and increasing HP, having options with or without a muffler, contour bent hangers, no bungs, and a factory - style flange. It only fits Cab & Chassis trucks. Click for no - muffler or with - muffler installation instructions.

How to use: This exhaust system is designed to replace the original DPF and catalytic converter. You'll need to perform race tuning after installation. Just follow the provided no - muffler or with - muffler installation instructions to get it set up. Note: This product only fits Cab & Chassis trucks from 2013 - 2018 Dodge/RAM 3500/4500/5500 with 6.7L Cummins engines. Race tuning is required for proper operation. Maintenance: Check the clamps and flanges regularly to make sure they're tight. If you notice any signs of damage to the aluminized steel or stainless parts, it might be time for a replacement.