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aFe Power Rebel XD Series 4" Stainless Downpipe Back w/Black Tips | 2017 6.6L GM Silverado HD/Sierra HD L5P
Gain up to 19 hp and 27 lbs. x ft. torque and outflows the factory intake by 50%. Want a better deal? Contact us about a performance package today.
High Flow 409 Stainless Steel Muffler
This 409 stainless steel High-Flow muffler is designed to provide a deep throaty, powerful sound on acceleration, but maintain a smooth sound at idle. This muffler is constructed using a straight through perforated core with heat resistant packing to reduce backpressure and maximize flow. Also featuring a stamped aFe POWER logo for an added style. Muffler Specifications: 4" Center Inlet /Outlet, 8" Round x 24" L Body Diameter.
Features OE-style bayonet hangers to maintain stability during high-rev vibration and high-temp conditions. Provides hassle-free installation.
Flow and Performance
This Rebel XD 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 dual 5" black stainless steel slash-cut intercooled exhaust tip featuring a laser-cut stainless steel "aFe POWER" badge for added style.
- 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.
WARNING! These products are capable of disabling emissions equipment. If using DPF/EGR removed tuning, these high performance products are intended SOLELY for offroad use or closed-course racing use.
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- 60.0 lbs.
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