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aFe Power

AFE 48-34138-YC

aFe Power Twisted Steel Downpipe w/ High Flow Cat | 2019-2020 Chevrolet Silverado (48-34138-YC)

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Performance Twisted Steel Turbo Down Pipe for 2019 - 2020 Chevy Silverado/ GMC Sierra by aFe Power

aFe Twisted Steel turbo downpipes are designed to replace the stock downpipe. Mandrel-bent throughout, these pipes are an ideal upgrade to a cat-back system, offering the option to upgrade to high performance catalytic converters. These aFe turbo downpipes reduce backpressure and lower EGTs for better performance.


  • Constructed from 3-1/2" Mandrel-Bent 304 Stainless Steel Tubing
  • 100% MIG-Welded for Strength and Durability
  • Utilizes a single High Flow Catalytic Converter for Maximum Flow
  • Includes Integrated 3rd Bung for Wide-Band O2 Gauge or Auxiliary Instrumentation


  • 2019 - 2020 Chevrolet Silverado
  • 2019 - 2020 GMC Sierra

What's In The Box?

  • 1 - Downpipe Exhaust


  • aFe Power Limited Warranty