09+ Ralliart 3" Long Downpipe (O2 Housing Downpipe)

Item # 20063

A one-piece downpipe that replaces both the OEM turbo outlet (aka O2 Housing), and the Downpipe.  Divorced wastegate design for smoother flow.



  • 304 stainless steel piping
  • 3/8" thick machined flanges
  • High quality stainless steel braided flex section with interlock lining
  • One-piece design replaces both OEM cast "O2" Housing, and Downpipe
  • Eliminates restrictive "donut" gasket
  • Fits with OEM manifold heatshield
  • Bolt-on


  • Extra Bung and Plug welded for future Wideband Sensor +$25.00 USD

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