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Prothane black engine mount inserts for 1990–2003 Mitsubishi Eclipse applications are direct-replacement motor mount inserts intended to reduce engine movement and improve drivetrain feedback compared with worn rubber mounts. They’re offered as a maintenance or performance-adjacent upgrade. These inserts provide a practical way to refresh mounting hardware during repairs or when tightening engine response is desired.
Prothane 90-03 Mitsubishi Eclipse Motor Mount Insert - Black
