aFe Large Bore-HD 3in 409SS DPF-Back 2020 - 2022 Silverado / Sierra 1500 Diesel L6-3.0L LM2 - Black Tip

49-44128-B

3" 409 Stainless Steel Construction:
This DPF-back exhaust system is constructed of 3 IN mandrel-bent 409 stainless steel tubing for maximum strength and durability.

4-1/2" Diameter Black Exhaust Tip:
Finishing off this exhaust system is a 4-1/2" diameter black 304 stainless steel clamp-on exhaust tip. The tip features a laser etched aFe POWER logo for a unique style.

Installation:
Utilizing factory style hangers this system is a direct bolt-on system, which requires no cutting or modifications for a hassle-free installation.

Interlock Flex Pipe:
This DPF-back exhaust system uses a heavy duty flex pipe with an internal interlock liner for added strength and durability.

Computer-Aided Design:
Utilizing state-of-the-art computer-aided design technology, this exhaust system is designed for custom, high tolerance factory fitment.

MIG-Welded:
100% MIG-Welded for race-proven strength and durability.

Exhaust Gas Temperatures:
Intercooled tubing provides reduction in exhaust gas temperatures.

Fitment Note:
Crew Cab / Short Bed - 147.4" Wheelbase
Extended Cab / Standard Bed - 147.4" Wheelbase
Crew Cab / Standard bed - 157" Wheelbase

Vehicle Applications