STM 1G FWD/2G DSM O2 Housing Atmosphere Dump *Discontinued*

The STM DSM Atmosphere Dump O2 Housing fits with the FWD 1G and FWD/AWD 2G DSM. Bolts to Mitsubishi-style turbos and is 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.

*Permanently Discontinued*
We no longer offer the atmosphere dump style, but we do still offer this design recirculated with or without a TiAL MVS wastegate: More DSM O2 Housings

Part Number:
STM-DSM-O2-AD

Vehicle Fitment:
* Not for 1G AWD *
1990-1994 1G Eclipse GST
1995-1999 2G Eclipse GST/GSX
1990-1994 1G Talon TSi FWD
1995-1998 2G Talon TSi AWD/FWD
1990-1994 1G Laser RS FWD
• Fits with Mitsubishi-style turbo

Features:
• 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.

1G DSM Install Notes:
This will not work with the 1G AWD. The cross member is right in the way of the dump tube. The STM Recirculated Housing will fit 1G AWD.

Purchase Includes:
(1) STM O2 Housing
(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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