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!
1991-1994 1G DSM
1995-1999 2G DSM
1991-1999 3000GT & Stealth
* Does NOT fit 1990 DSM *
Pair of Throttle Body Shaft Seals
(Optional) OEM Mitsubishi Throttle Body Gaskets
These do not fit 1990 DSM. They have one side that uses a smaller seal.
The OEM 2G throttle body gasket MD302262 has been discontinued.
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