BOSCH 13231 Premium Original Equipment Oxygen Sensor - Compatible with Select BMW 318i, 318is, 318ti, 325i, 325is, 325iX, 530i, 540i, 740i, 740iL, 750iL, 840Ci, 850Ci, 850CSi, 850i, M3

BOSCH 13231 Premium Original Equipment Oxygen Sensor - Compatible with Select BMW 318i, 318is, 318ti, 325i, 325is, 325iX, 530i, 540i, 740i, 740iL, 750iL, 840Ci, 850Ci, 850CSi, 850i, M3

• [INNOVATIVE TECHNOLOGY] - Every Bosch Oxygen Sensor benefits from the technological and manufacturing experience gained from decades of production since first inventing the Oxygen Sensor in the late 1960's, ensuring long-lasting performance
• [FACTORY TESTED] - Seared appearance of protection tube is a result of a 100 percent fully functional quality test to ensure every Bosch manufactured sensor meets Bosch's rigorous standards for quality and performance
• [STAINLESS STEEL BODY] - Exclusive double laser-welded stainless steel body is totally submersible and sealed tight to protect against damage from exhaust emissions - ensuring longer sensor service life
• [FAST ACTING HEATER] - Fast-acting heater optimizes sensor operation on Planar and 3, 4, and 5 wire Thimble type sensors allowing the oxygen sensor to reach its operating temperature quicker - within seconds - for optimum performance
• [READY TO INSTALL] - True Direct-fit OE connectors and harnesses, along with threads pre-coated with anti-seize compound right out of the box, make installation simple and easy
• Compatible with select vehicles (Note: engine may affect fitment - verify specific fitment details, including sensor position, with fit checker above): BMW: 1992-95 318i, 1992-95 318is, 1995 318ti, 1987-95 325i, 1988-95 325is, 1988-91 325iX, 1994 530i
• Compatible with (continued): BMW: 1994 540i, 1993-94 740i, 1993-94 740iL, 1988-94 750iL, 1994 840Ci, 1993-94 850Ci, 1994-95 850CSi, 1991-92 850i, 1995 M3

Bosch Oxygen Sensors are designed to determine the oxygen content of the exhaust gas and to improve the fuel efficiency of the vehicle. They are made from OEM materials that ensure improved performance and long lasting durability. These sensors facilitate easy installation and are corrosion resistant.