The AFE 49-44126 Large Bore HD 4" Dual Filter-Back Exhaust System is an excellent way to add style and power to your GM 6.6L Duramax L5P (All Double & Crew Cabs).
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 Intercooled Exhaust Tips:
Finishing off this exhaust system are dual 5" diameter 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.
Features:
- Factory Style Hangers
- CAD Engineered For Factory Fitment
- 4" Mandrel-Bent 409 Stainless Steel Tubing
- All Necessary Hardware is Included for a Hassle-Free Installation
- Dual 5" Diameter Black or Polished 304 Stainless Steel Intercooled Exhaust Tip