STM O2 Housing Recirculated with 38mm TiAL MVS Wastegate – 1G/2G DSM


The STM DSM Recirculated O2 Housing is designed around the 38mm TiAL MVS Wastegate with your choice of all 5 colors. Bolts to Mitsubishi-style turbos and compatible with the STM 3″ downpipe or 2.5″ 2-bolt flange downpipe in the stock location. Hand fabricated in the USA, tig welded in-house of stainless steel with a mild steel turbo flange to ensure the bolts stay tight for a good seal. New gaskets and hardware are included.

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Vehicle Fitment:
1990-1999 1G & 2G DSM
(Eclipse GST/GSX, Talon TSi & Laser Turbo)
Fits with OEM and Mitsubishi-style turbos

• Bolts to Mitsubishi Style Turbos
• Tig-Welded, Back-Purged
• 2.5″ 2-Bolt 3/8″ Thick Stainless Steel Exhaust Flange
• 1/2″ Thick Mild Steel Turbo Flange
• Gaskets & Hardware Included

Made in the USA!
Lifetime Warranty on STM Parts to the original purchaser against manufacturing defects.

(1) TiAL MVS Wastegate
(1) STM O2 Housing Recirculated
(1) STM Stainless Steel O2 Housing Gasket
(1) Remflex 2.5″ Exhaust Gasket
(2) M10 x 35 Bolts
(2) M10 Flat Washers
(2) M10 Nuts


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