AFE Power Large Bore-HD 3.5" DPF Back Stainless Steel Exhaust System
49-44064-P / 49-44064-B
•Constructed from 3-1/2" mandrel-bent stainless steel tubing
•Uses a high quality band clamp and OE-style bayonet hangers for a secure fitment
•Utilizes all factory mounting locations to provide a quick, hassle-free installation
•Included in this exhaust system is a massive 5" Dia. black or polished stainless steel intercooled tip with a laser-cut stainless steel aFe power badge
•Up to 40% increase in Flow
ADDS UP TO:
This system uses factory mounting locations providing stability and hassle-free installation.
OE-style bayonet hangers are used to maintain a stable pipe location during high vibration and high heat conditions. The bayonet tip holds the hanger bushing in place for an OE-style fit that does not change with time.
Flow and Performance:
This Large Bore-HD exhaust system is constructed of 3-1/2" mandrel-bent stainless steel tubing for maximum flow. Smooth transition bends allow for low turbulence, increasing horsepower, torque and lowering EGT’s.
5" Diameter Polished Intercooled Tip Option:
Finishing off the exhaust is a 5" diameter, high luster polished, stainless steel slash cut tip with intercooling vents designed to reduce exhaust gas temperatures at the tailpipe. A unique stainless steel laser-cut aFe Power logo plate is riveted on for an aggressive style.
5" Diameter Black Intercooled Tip Option:
Finishing off the exhaust is a 5" diameter, black, stainless steel slash cut tip with intercooling vents designed to reduce exhaust gas temperatures at the tailpipe. A unique stainless steel laser-cut aFe Power logo plate is riveted on for an aggressive style.
This system fits:
Crew Cab/ Short Bed (128.3" Wheelbase)
Crew Cab/Long Bed (140.5" Wheelbase)
Extended Cab/Long Bed (128.3")
Note: This system requires cutting behind the DPF unit.
This part does not require a CARB EO#
All aFe exhaust systems are engineered and manufactured in their Corona, California facility.
2016 - 2018
GM Duramax (Colorado / Canyon)