Product description
Large Bore-HD 4 IN 409 Stainless Steel DPF-Back Exhaust System w/Black Tip Ford Diesel Trucks 17-26 V8-6.7L (td)
Large Bore-HD 4 IN 409 Stainless Steel DPF-Back Exhaust System w/Black Tip
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Supplier details checked 2026-09-23 · Test catalog
Large Bore-HD 4 IN 409 Stainless Steel DPF-Back Exhaust System w/Black Tip Ford Diesel Trucks 17-26 V8-6.7L (td)
Large Bore-HD 4 IN 409 Stainless Steel DPF-Back Exhaust System w/Black Tip
Tips w/Laser Cut Stainless Steel aFe Power Plate
Intercooling Tailpipes Reduce Exhaust Gas Temps
Matte Black Stainless Steel Clamp On Tips
Mandrel Bent 409 Stainless Steel Tubing
Incorporates A Mitered Merge Collector
Does NOT Fit 5th Wheel Tow Package
Quick Hassle Free Installation
Factory Mounting Locations
High Quality Band Clamps
OE Style Bayonet Hangers
Dual Side Exit
aFe Large Bore-HD 4in 409 Stainless Steel DPF-Back Exhaust w/Black Tip 2017 Ford Diesel V8 6.7L (td)
Large Bore-HD DPF-Back Exhaust System
DPF-Back Exhaust
Flow and Performance: This Large Bore-HD exhaust system is 100% hand MIG-welded and Constructed from 4" mandrel-bent 409 stainless steel tubing for maximum flow. The smooth transition bends allow for low turbulence, increasing horsepower, torque and lowering EGT's. A mitered merge collector is also incorporated to eliminate dead space that can cause turbulence and hinder flow. Perfect Fit: This system uses all factory mounting locations providing stability. Includes OE-style bayonet hangers which 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. Some cutting maybe required during install. Please see instruction sheet for Cab configuration for further details. 5" Angle-Cut Rolled Edge Matte-Black Intercooled Clamp-On Tips: Finishing off the exhaust are dual side exit 5" stainless steel intercooled clamp-on tips with a matte-black finish. A unique laser-cut aFe Power logo plate is riveted on for an aggressive style.