The STM o2 housing gasket for Evo 3 and 1G/2G DSM is cut from T304 stainless steel, with a 20 gauge thickness and made in the USA! This gasket goes between your turbo and o2 housing.
Vehicle Fitment:
• Fits Evo III 16G Turbo
Features:
• T304 Stainless Steel
• 20 Gauge Thickness
• USA Made
Purchase Includes:
(1) Gasket 
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