Now your 19-20 Silverado/Sierra can perform and sound as good as it looks with this aFe POWER Vulcan Series cat-back exhaust system. 4inch to dual 3inch mandrel-bent, 304 stainless steel tubing and high-flow muffler improves performance across the power band and delivers a deep, aggressive exhaust tone. 100% MIG-welded for strength and durability. Quad 4inch polished 304 stainless steel exhaust tips for an aggressive custom look.

4inch to Dual 3inch 304 Stainless Steel Tubing:
This system is constructed of durable mandrel-bent 4inch to dual 3inch 304 stainless steel tubing for maximum corrosion resistance. Mandrel-bent tubing for maximum air flow and low turbulence; increasing torque, horsepower and improved throttle response.

High-Flow Performance Muffler:
A single-in, dual-out high-flow stainless steel muffler allows increased exhaust flow and reduces exhaust drone, maintaining a deep, tuned sound.

Quad Polished Tips:
Quad 4inch polished 304 stainless steel exhaust tips replace the factory tips for an aggressive, custom sport truck look.

Perfect Fit:
Factory-style bayonet hangers are used to maintain a stable pipe location during high vibration and high heat conditions for a secure fit.

Hassle-Free Installation:
Quality hardware and clamps are included for a hassle-free installation.

It may be necessary to cut the OE Exhaust to remove it from the vehicle.

Now your 19-20 Silverado/Sierra can perform and sound as good as it looks with this aFe POWER Vulcan Series cat-back exhaust system. 4inch to dual 3inch mandrel-bent, 304 stainless steel tubing and high-flow muffler improves performance across the power band and delivers a deep, aggressive exhaust tone. 100% MIG-welded for strength and durability. Quad 4inch black 304 stainless steel exhaust tips for an aggressive custom look.

4inch to Dual 3inch 304 Stainless Steel Tubing:
This system is constructed of durable mandrel-bent 4inch to dual 3inch 304 stainless steel tubing for maximum corrosion resistance. Mandrel-bent tubing for maximum air flow and low turbulence; increasing torque, horsepower and improved throttle response.

High-Flow Performance Muffler:
A single-in, dual-out high-flow stainless steel muffler allows increased exhaust flow and reduces exhaust drone, maintaining a deep, tuned sound.

Quad Black Tips:
Quad 4inch black 304 stainless steel exhaust tips replace the factory tips for an aggressive, custom sport truck look.

Perfect Fit:
Factory-style bayonet hangers are used to maintain a stable pipe location during high vibration and high heat conditions for a secure fit.

Hassle-Free Installation:
Quality hardware and clamps are included for a hassle-free installation.

It may be necessary to cut the OE Exhaust to remove it from the vehicle.

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 uses 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.

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 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.

Exhaust Tips:
Finishing off this exhaust are dual 5" black stainless steel straight-cut intercooled exhaust tips featuring a laser-cut stainless steel "aFe POWER" badge for added style.

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.