4" Cat & DPF Race Pipes With Muffler | 2017-2023 GM 2500/3500 6.6L DURAMAX L5P-431031 Engine Size:6.6L The Master PCM Code for

The Master PCM Code for the 14006 is DAC3

6L Duramax that offers complete adjustability of many features

Part Number: 1725588

Powder-Coated One Piece Heat-shield utilizes stock mounting locations

In just a few minutes you'll have your new favorite addition to your truck ready to go

4" Cat & DPF Race Pipes With Muffler | 2017-2023 GM 2500/3500 6.6L DURAMAX L5P-431031 Engine Size:6.6L The Master PCM Code forConstructed out of 16 gauge aluminized steel or T409 Stainless, this exhaust system is designed to simplify installation with included clamps, preweld contour bends and improved flanges. Enjoy a noticeable boost in performance, lowered EGTs and amplified air flow with this Mel's system. For powerhouse performance, Mel's delivers horsepower you can hear! Features: Ease of installation Contour Bent Hangers TorcTite Clamps OEM Style 4 Bolt Flange No