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aFe POWER ATLAS 5" 409 Stainless Steel DPF-Back Exhaust System Chevrolet Silverado 2500 | 3500 V8 | 6.6L | LML | 16

$806.25 Sale:$612.75


Model #49-04080-B

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Interested in a new exhaust system for your Chevrolet Silverado LML 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 a dual massive 6" 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.


  • This exhaust is designed to convert the standard single exhaust into an aggressive dual exhaust.
  • 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.
  • This Large Bore-HD exhaust system is constructed from 5" mandrel-bent stainless steel tubing for maximum flow. Smooth transition bends allow for low turbulence, increasing horsepower, torque and lowering EGT???s.
  • Finishing off the exhaust are dual powder-coated high temp black 304 stainless steel exhaust tip. This tip features a laser-cut stainless steel aFe power badge for an aggressive style.


  • 2016 Chevrolet Silverado LML EC | SB | EC | LB | CC | SB | CC | LB


  • Cutting is required for some cab configurations.
Advanced Flow Engineering, Inc. (aFe) produces high flow, high performance air filters & intake systems for the automotive industry. Founded in April, 1999, aFe was created to address an obvious need in the automotive aftermarket industry: a lack of choice for a high performance aftermarket air filter. We are a team of engineers, machinists, production and sales people who believe in the product we design. We each have years of experience in our respective positions and together work to ensure that we have the best product on the market. Our purpose was not just to be another vendor that offers air filters, we chose to pay attention to those finer details that set an aFe filter apart from the competition.

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