Delphi Oxygen Sensor ES10921 for 1999-2008 Audi/BMW/Mercedes-Benz 1.8L 4.2L (A4, A4 Quattro, A8 Quattro, TT)

The Delphi Oxygen Sensor (part number ES10921) is a direct-fit replacement for 1999-2008 Audi, BMW, Mercedes-Benz, and Porsche vehicles with 1.8L, 4.2L, and 4.4L engines.

Features:

• Delphi planar technology covers older, conical design sensors
• Smart design consolidates SKUs without using long wires
• Patented protective sensor coating helps prevent contamination
• Validated for all fuel types, including ethanol blends like E85
• OE tested to 150,000 miles, plus 2,000 hours severe thermal testing
• Delphi is a global OE manufacturer for oxygen sensor and all oxygen sensors are built to Delphi's OE standards

Specifications:

Fits: 1999-2008 Audi, BMW, Mercedes-Benz, Porsche, and Volkswagen models including A4, A4 Quattro, A8 Quattro, TT, TT Quattro, 545i, 645Ci, 745i and more - 1.8L, 4.2L, and 4.4L engines. Confirm your year, make, model, and engine before ordering.

Interchanges With: BMW 11 78 7 516 150, BMW 11 78 7 521 705, BMW 11 78 7 530 736, Airtex 5S10130, Airtex 5S4265, Airtex 5S4270, Airtex 5S4332, Airtex 5S4333 and 116 more