Evolution 10 STM O2 Housing Downpipe with Open Atmosphere Dump
STM Evo X O2 Housing Downpipe with Atmosphere Dump 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