Designed to offer maximum performance and a deep aggressive exhaust tone, the aFe Large Bore-HD exhaust system is for users wanting uncompromised performance and sound. The aFe Large Bore-HD exhaust system features smooth mandrel bends and large oversized pipes for maximum flow and optimum efficiency. Each exhaust system is constructed from high quality stainless steel for added performance and durability. High grade OE style 360 degree band clamps are included with every kit for an air tight seal and ensured performance. The aFe Large Bore-HD exhaust system uses factory mounting locations for easy and hassle-free installation. Extreme durability, optimum performance, and high quality design have made aFe Large Bore-HD exhaust systems perfect for users wanting premium quality, first-rate performance, and aggressive exhaust sound. All aFe exhaust systems are proudly made in the U.S.A.
Interested in a new exhaust system for your L5P Duramax? Check out the Large Bore-HD dual DPF-Back exhaust system by aFe. This system is constructed from 4" mandrel-bent 409 stainless steel tubing and uses high quality band clamps and OE-style bayonet hangers. This unit uses all factory mounting locations and comes with a bolt-on bracket that supports the driver side tailpipe. This provides for a quick, hassle-free installation with no modification necessary. Also included in this exhaust system are dual massive 5" high temp black powder-coated stainless steel tips with a laser-cut stainless steel aFe power badges. Large Bore-HD exhaust systems are the perfect combination of performance, fit and value.
Single To Dual Exhaust Conversion:
This exhaust is designed to convert the standard single exhaust into an aggressive dual exhaust.
Fits With Spare Tire:
This exhaust system fits perfectly without relocating the spare tire.
OE Fit:
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 from 4" mandrel-bent stainless steel tubing for maximum flow. Smooth transition bends allow for low turbulence, increasing horsepower, torque and lowering EGTs.
5" Black Tips:
Finishing off the exhaust are dual powder-coated high temp black 304 stainless steel exhaust tips. This tip features a laser-cut stainless steel aFe POWER badge for an aggressive style.
Wheelbases:
Crew Cab/Short Bed, 6.6ft Bed, 153.7" Wheelbase
Crew Cab/Long Bed, 8ft Bed, 167.7" Wheelbase
Note:
Cutting is required for some cab configurations. Does NOT fit Cab & Chassis or 5th wheel package models.
Emissions Disclaimer:
This product does not require a CARB EO# (CARB Aftermarket Parts Verification Guidelines).
All aFe exhaust systems are engineered and manufactured in our Corona, California facility.
Professional installation required.
| Brand | aFe Power |
|---|---|
| Part Number | AFE-49-44086-B |
| Shipping Method | UPS/FedEx/USPS Ground |
| California Prop 65 Warning |
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This product can expose you to chemicals that are known to the State of California to cause cancer and birth defects, or other reproductive harm. For more information, visit www.P65Warnings.ca.gov