Bosch 16121 Premium Original Equipment Oxygen Sensor - Compatible With Select Audi A4

Bosch 16121 Premium Original Equipment Oxygen Sensor - Compatible With Select Audi A4Every 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, Superior Performance That You Can Count On. Bosch Oxygen Sensors Are 100% Tested For Full Functionality, Resulting In A Seared Appearance Of The Protection Tube, To Ensure Every Bosch Manufactured Sensor Meets Bosch'S Rigorous Standards For Quality

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, Superior Performance That You Can Count On. Bosch Oxygen Sensors Are 100% Tested For Full Functionality, Resulting In A Seared Appearance Of The Protection Tube, To Ensure Every Bosch Manufactured Sensor Meets Bosch'S Rigorous Standards For Quality And Performance. Exclusive Double Laser-Welded Stainless Steel Body Is Totally Submersible And Sealed Tight To Protect Against Contamination From Exhaust Emissions - Ensuring A Longer Sensor Service Life. 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. 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 Hassle-Free. Its Critical That Oxygen Sensors Are Replaced At The Suggested Intervals Provided By Vehicle Manufacturers Before The Sensor Fails. Following The Recommendations Will Prevent Long Term Damage To A Vehicles Engine, Reduce Harmful Carbon Dioxide (Co2) Emissions And Save Money When Refueling Your Vehicle.