* STM Evo X O2 Housing Downpipe with Atmosphere Dump
Fits these Applications:
2008-2015 Mitsubishi Lancer Evolution X
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.
With a simple downpipe swap, our Mustang Dyno results yielded +19 HP and +14 TQ!
Tig-Welded 3" Stainless Steel
Gaskets & Hardware Included
For racing applications only. Not intended for public streets.
STM Products are made in the USA!
Lifetime Warranty on STM Parts to the original purchaser against manufacturing defects.
(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