Oxygen Sensor Upstream Front & Rear - BMW E38 740i 740iL / E39 525i 528i 530i 540i / E46 323CI 323i 325Ci 325i 325xi 328CI 328i 330CI 330i 330xi / E53 X5 / Z3 2.3 2.5i 2.8 3.0i | 11781742050-BOS

2 per car

The Bosch oxygen sensor utilizes a mix of zirconium and yttrium oxides and other elements to form a tough base that withstands the intense stress to which oxygen sensors are subjected.

Each element is incredibly strong for best-in-class performance and maximum service life.

Features and Benefits:

• OE-Equivalent.
• Direct fit for easy installation.
• OE Style connectors and wire lengths.
• Base ceramic probe of Zirconium and Yttrium.
• Patented Platinum Power Grid.
• Fine particle filter.

From overall sensor design to the critical ceramic element, Bosch is known worldwide for quality and performance.

Installation Notes: Vehicles equipped with Air Fuel Ratio Sensors may look very similar to the Oxygen Sensor. Please confirm the correct part before ordering and if the connector does not match, do not install.

⚠️CALIFORNIA WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov