Description
aFe POWER Large Bore-HD 4" 409 Stainless Steel DPF-Back Exhaust System – 2017–2025 Ford F-250 / F-350 Super Duty (6.7L Power Stroke Diesel)
Maximize your 2017–2025 Ford Super Duty F-250 or F-350 Diesel with the aFe POWER Large Bore-HD 4" DPF-Back Exhaust System, engineered for improved flow, reduced EGTs, and aggressive style. Built with hand MIG-welded 4" mandrel-bent 409 stainless steel tubing, this system enhances horsepower, torque, and exhaust efficiency while delivering a bold, standout appearance.
Key Features & Benefits:
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Optimized Flow & Performance: Hand MIG-welded 4" mandrel-bent 409 stainless steel tubing with smooth transition bends minimizes turbulence, increasing horsepower and torque while lowering exhaust gas temperatures (EGTs). Features a mitered merge collector to eliminate dead space that can hinder flow.
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Intercooled Tailpipes: Integrated intercooled tailpipes help reduce exhaust gas temperatures at the tip for improved performance and reliability.
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Aggressive Matte-Black Tips: Dual 5" angle-cut rolled edge matte-black stainless steel clamp-on tips feature a riveted, laser-cut aFe POWER logo plate, exiting from the side for an aggressive, custom look.
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Durable, Leak-Free Construction: OE-style bayonet hangers and high-quality band clamps ensure secure fitment and maintain pipe stability under vibration and heat. Uses all factory mounting locations for a hassle-free install. Some cutting may be required depending on cab configuration—please consult the included instructions.
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Vehicle Fitment: Compatible with:
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Standard Cab/Long Bed (141.6" Wheelbase)
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Extended Cab/Short Bed (148" Wheelbase)
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Extended Cab/Long Bed (164.2" Wheelbase)
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Crew Cab/Long Bed (176" Wheelbase)
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Crew Cab/Short Bed (159.8" Wheelbase)
Confirmed to fit vehicles equipped with a factory 5th wheel hitch.
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Engineered in the USA: All aFe POWER exhaust systems are designed and manufactured in Corona, California, delivering precision engineering, durability, and performance.
Upgrade your 6.7L Power Stroke Diesel Super Duty with the Large Bore-HD DPF-Back Exhaust System for maximum flow, reduced EGTs, and aggressive side-exit styling.
