Bosch 11-78-7-848-483 Oxygen Sensor Pre-Catalytic Converter

The Bosch 11-78-7-848-483 oxygen sensor delivers precise air-fuel ratio measurements to your vehicle's engine control unit for optimal performance and emissions control. This OEM-quality heated oxygen sensor, also known as a lambda probe, is manufactured by Bosch, the inventor and leading global producer of oxygen sensor technology since 1976.

Key Features:

• Direct-fit replacement oxygen sensor for BMW applications
• Heated sensor design for faster activation and accurate readings
• Precision ceramic sensing element ensures reliable air-fuel ratio monitoring
• OEM Bosch quality for dependable emissions system performance
• Pre-catalytic converter mounting position (Bank 2)
• Cross-references to Bosch part number 17111

Bosch oxygen sensors provide the accurate feedback necessary for your engine management system to maintain stable combustion control, optimize fuel efficiency, and reduce harmful emissions. With over 1 billion oxygen sensors produced worldwide, Bosch continues to set the industry standard for quality and reliability in emissions control components.