Orion Motor Tech Oxygen Sensor O2 for Mitsubishi Eclipse Galant Lancer Mirage Stratus Sebring Manufacturer Part Number: MR578634 Interchange Part Number: SG884, MD354850, MD357284, MN158757, MR507385 Other Part Number: 234-4739, 2344739, 15356, 15361, 15514, 15579 Placement on Vehicle: Front, Upstream Coated threads for easy installation