The aFe Large Bore-HD 5" DPF-Back Exhaust System (49-43090-B) enhances performance for 2017 Ford F-250/F-350 trucks with 6.7L Power Stroke diesel engines. This premium exhaust system features mandrel-bent 409 stainless steel construction with smooth transition bends that reduce turbulence and lower EGTs while increasing horsepower and torque.
Key Features :
5" mandrel-bent 409 stainless steel tubing for maximum flow
Reduces exhaust gas temperatures and backpressure
Includes 6" black stainless steel intercooled tip with aFe logo
OE-style bayonet hangers for secure, vibration-resistant fitment
Uses all factory mounting locations for easy installation
Mitered merge collector eliminates dead space for optimal flow
100% hand MIG-welded construction for durability
Black stainless steel slash-cut tip with cooling vents
This complete DPF-back system maintains proper fitment across all cab configurations (regular, extended, and crew cab) while improving exhaust flow with its large 5" diameter tubing. The intercooled tailpipe design helps reduce temperatures at the outlet, while the high-quality band clamps and 360-degree sealing flange ensure a leak-free installation.
The system includes a distinctive 6" diameter black stainless steel tip featuring laser-cut aFe Power branding for an aggressive appearance. While offering performance benefits, this exhaust maintains a factory-style installation using original equipment mounting points and hangers.
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