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:.
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.
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.
2017 Chevrolet Silverado HD 2500/3500 V8-6.6L (td) Duramax
2017 GMC Sierra HD 2500/3500 V8-6.6L (td) Duramax
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
Cutting is required for some cab configurations.
This is a Race Only product that is to be used solely for competition, it cannot be used on vehicles that are operated on public streets, roads or highways. 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. To complete the purchase of this item, aFe Power competition acknowledgement/liability release form must be filled out and submitted.
All aFe exhaust systems are engineered and manufactured in our Corona, California facility.