STM O2 Housing Downpipe Recirculated | 2008-2015 Mitsubishi Lancer Evolution X (STM-EVOX-02-DP-RC)

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  • Regular price $599.00

Evolution 10 STM Recirculated O2 Housing Downpipe

The STM O2 Housing Downpipe Combo is the perfect bolt-on addition to your exhaust! The all-in-one stainless steel design will eliminate extra hardware and flow smoothly straight through from the turbo utilizing the tapered CNC flange. All gaskets and necessary hardware are included for a clean install.


  • Tig-Welded 3" Stainless Steel
  • CNC Flanges


  • STM Products are made in the USA!
  • For racing applications only. Not intended for public streets.


  • 2008-2015 Mitsubishi Lancer Evolution X

What's in the box?

  • (1) STM Downpipe
  • (1) STM Stainless O2 Housing to Downpipe Gasket
  • (1) 3" 2-Bolt Remflex Gasket
  • (2) M10x35 Bolts
  • (2) M10 Flat Washers
  • (2) M10 Nuts


Lifetime Warranty on STM Parts to the original purchaser against manufacturing defects