aFe POWER 49-44091-B Large Bore-HD 4" 409 Stainless Steel Down-Pipe Back Exhaust System

GM Diesel Trucks 2017 V8-6.6L (td) L5P
Part Number: 49-44091-B
$1,153.95

MSRP: $1,318.80

New Release - Pre order only. Estimated to ship 10/27/2017

Details:

  • Constructed from 4" mandrel-bent 409 stainless steel tubing
  • Dual rear-exit 5" black stainless tips
  • OE-style bayonet hangers for hassle-free installation
  • Includes a bolt-on bracket that supports the driver side tailpipe
  • High-Flow stainless steel muffler
  • Includes premium hardware
  • Fits 143.5"; 153.7"; 158.1" & 167.7" Wheelbases
  • Read More
Overview

Single To Dual Exhaust Conversion:
This exhaust is designed to change the standard appearance of your vehicle from the factory single-tip exhaust design to an aggressive dual rear-tip design for added style and appeal.

High Flow 409 Stainless Steel Muffler:
This 409 stainless steel High-Flow muffler is designed to provide a deep throaty tone on acceleration, while maintaining a soothing tone at idle. Constructed using a straight through perforated core with heat resistant packing this muffler offers the best of both maximized flow and lowered decibel ratings. Body Dimensions: 4" Center Inlet /Outlet, 8" Round x 24" L Specifications:.

OE Fit:
Features OE-style bayonet hangers to maintain stability during high-rev vibration and high-temp conditions. Provides hassle-free installation.

Flow and Performance:
This Large Bore-HD exhaust system is constructed of 4" mandrel-bent 409 stainless steel tubing for maximum flow. Smooth transition bends allow for low turbulence, increasing horsepower, torque and throttle response.

Exhaust Tips:
Finishing off this exhaust are two 5" diameter black stainless steel slash-cut intercooled tips equipped with stainless steel laser-cut "aFe POWER" logo plate riveted added style.

Fits With Spare Tire:
This exhaust system fits perfectly without relocating the spare tire.

Fits:
2017 Chevrolet Silverado HD 2500/3500 V8-6.6L (td) Duramax
2017 GMC Sierra HD 2500/3500 V8-6.6L (td) Duramax

Wheelbases:
Extended Cab/Short Bed, 6.6 ft. Bed, 143.5” Wheelbase
Crew Cab/Short Bed, 6.6 ft. Bed, 153.7” Wheelbase
Extended Cab/Long Bed, 8 ft. Bed, 158.1” Wheelbase
Crew Cab/Long Bed, 8 ft. Bed, 167.7” Wheelbase

Note 1:
Cutting is required for some cab configurations.

Note 2:
This is a "Race Only" product that is to be used solely for competition. Its use is limited to closed-course and open-course racing that is formally sanctioned by a recognized racing organization. Any other use including recreational off-road use could be in violation of local, state and federal laws. This system is not currently CARB exempt and is not available for sale in California or for use on any vehicle registered with the California Department of Motor Vehicle.

All aFe exhaust systems are engineered and manufactured in our Corona, California manufacturing facility.

Applications

Vehicle Applications

Year Make Model SubModel Engine Fuel
2017-2017Chevrolet Silverado HD (L5P) Duramax Turbo Diesel V8 6.6L Diesel
2017-2017GMC Sierra HD (L5P) Duramax Turbo Diesel V8 6.6L Diesel
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