The NOx sensor for the Audi A3 and Volkswagen Golf V and Touran monitors and controls nitrogen oxide emissions. It helps improve engine performance and reduce pollution.
- Type: NOx sensor
- Engine displacement: 2.0 L
- Compatibility: Audi A3 2003–2013, Audi A3 Sportback 2004–2015, Volkswagen Golf V 2003–2010, Volkswagen Touran
- Part numbers: 06F907807F, 06F907807A, 06F907807D, 06F907807E