STM Throttle Body Shaft Seals for DSM/Evo/3S

$24.95 – $38.02

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Vehicle Fitment:
1991-1994 1G DSM
1995-1999 2G DSM
Evolution VIII-IX
1991-1999 3000GT & Stealth
* Does NOT fit 1990 DSM *

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Description

When these seals wear out, they can cause leaks, sticking, and jamming of the throttle plate. We tested a car on our dyno at STM with leaky seals and when the seals were replaced, we picked up 20 whp and 20 ft pounds! Nasty boost leak!

Vehicle Fitment:
1991-1994 1G DSM
1995-1999 2G DSM
Evolution VIII-IX
1991-1999 3000GT & Stealth
* Does NOT fit 1990 DSM *

Includes:
Pair of Throttle Body Shaft Seals
(Optional) OEM Mitsubishi Throttle Body Gaskets

1G Notes:
These do not fit 1990 DSM. They have one side that uses a smaller seal.

2G Notes:
The OEM 2G throttle body gasket MD302262 has been discontinued.

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