Bosch 11-78-1-743-996 Oxygen Sensor Post-Cat 450mm

The Bosch 11-78-1-743-996 is a genuine OEM-quality heated oxygen sensor designed to monitor exhaust gas oxygen levels for optimal engine performance and emissions control. This post-catalytic converter sensor features a 450mm (17.7 inch) cable length and provides precise air-fuel ratio feedback to the engine control module.

Key Features:

• Genuine Bosch OEM quality sensor with heated element for rapid response
• Post-catalyst (rear) mounting position for emissions monitoring
• 450mm cable length for proper routing and connection
• Direct-fit design with factory connector - no splicing required
• Zirconium dioxide sensing element with platinum coating
• Helps maintain fuel efficiency and reduce harmful emissions
• Meets or exceeds OEM specifications for performance and durability

Bosch is a leading global manufacturer of automotive sensors and electrical components, supplying original equipment to BMW and other premium automotive manufacturers. This oxygen sensor is engineered to provide accurate, reliable readings throughout its service life, helping to prevent check engine lights, poor fuel economy, and increased emissions. Regular replacement of oxygen sensors every 60,000-90,000 miles is recommended for optimal engine performance.