Febi Bilstein Lambda Sensor (177273) Fits: BMW

This Febi Bilstein Lambda Sensor (177273) is supplied in OE matching quality and maintains the high standards of Febi Bilstein products.

A Lambda Sensor, also known as an oxygen sensor or O2 sensor, is a key component of the engine management system in modern vehicles. Its primary function is to measure the oxygen content in the exhaust gases and provide feedback to the engine control unit (ECU) to adjust the air-fuel mixture for optimal combustion.

All Febi Bilstein components are developed and manufactured to meet OE specifications to be direct replacements and undergo rigorous testing and quality checks to guarantee every part is manufactured to a high standard. You can enjoy added peace of mind with a 3-year manufacturer's guarantee for every product.