BOSCH 13559 Premium Original Equipment Oxygen Sensor - Compatible with Select BMW 318i, 318is, 318ti, 540i, 740i, 740iL, 840Ci, Z3

BOSCH 13559 Premium Original Equipment Oxygen Sensor - Compatible with Select BMW 318i, 318is, 318ti, 540i, 740i, 740iL, 840Ci, Z3

• [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: 1996-99 318i, 1996-99 318is, 1996-99 318ti, 1997-98 540i, 1997-01 740i, 1996-01 740iL
• Compatible with (continued): BMW: 1996-97 840Ci, 1996-98 Z3

Bosch Premium Thimble Type Sensors utilize an electrical heating element inside the thimble-shaped end to bring the sensor up to operating temperature in less than a minute. The patented thimble ceramic element featuring the Bosch patented Platinum Power Grid and the patented Bosch Double Layer Protection System optimize sensing, peak performance, and maximum service life.