49-44126-B | AFE Power Large Bore-HD 4 IN 409 Stainless Steel DPF-Back Exhaust System w/Black Tip (2020-2024 Silverado, Sierra 2500 HD, 3500 HD V8-6.6L td)

Large Bore-HD 4 IN 409 Stainless Steel DPF-Back Exhaust System

4" 409 Stainless Steel Construction:
This DPF-back exhaust system is constructed of 4" mandrel-bent 409 stainless steel tubing for maximum strength and durability.

Dual 5" Diameter Black Intercooled Exhaust Tips:
Finishing off this exhaust system are dual 5" diameter black 304 stainless steel intercooled clamp-on exhaust tips. The tips features an aFe POWER logo plate riveted on for a unique style.

Installation:
Some cutting will be required, see instruction sheet for further information. Utilizing factory style hangers this system mounts directly to factory mounting locations for a hassle-free installation.

Integrated Mitered Merge Collector:
A mitered merge collector is used to decrease turbulence and increase exhaust velocity resulting in increased horsepower, torque and improved throttle response.

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.

Wheelbase Fitment:
Double Cab / Short-Bed - 149.4" Wheelbase
Crew Cab / Short-Bed - 158.9" Wheelbase
Double Cab / Long-Bed - 162.4" Wheelbase
Crew Cab / Long-Bed - 172" Wheelbase

aFe POWER exhaust systems are engineered and manufactured in our Corona, California facility.