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aFe POWER ATLAS 5" 409 Stainless Steel DPF-Back Exhaust System GMC Sierra V8 | 6.6L | LML | 16[49-04081-B]


 $581.25  $441.75 

Interested in a new exhaust system for your GMC Sierra LML Duramax? Check out the ATLAS dual DPF-Back exhaust system by aFe. This system is constructed from 5" 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 massive 6" high temp black powder-coated stainless steel tips with a laser-cut stainless steel aFe power badges. ATLAS 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 ATLAS 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 GMC Sierra LML EC | SB | EC | LB | CC | SB | CC | LB


  • Cutting is required for some cab configurations.
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