Bosch 11-78-7-596-909 Premium Oxygen Sensor

The Bosch 11-78-7-596-909 is a premium original equipment quality oxygen sensor designed for precision exhaust gas monitoring and optimal engine performance. As the inventor of automotive oxygen sensor technology, Bosch brings over 40 years of engineering expertise to deliver reliable sensors that meet or exceed OEM specifications.

Key Features:

• 4-wire heated design with 18mm threaded mounting for fast response and reliable operation
• Wire length of 25.5 inches (648mm) from sealing surface to connector end
• Direct-fit OE-type connector with pre-coated anti-seize compound threads for easy installation
• Double laser-welded stainless steel body that is fully submersible and sealed against exhaust damage
• Fast-acting heater element reaches operating temperature within seconds for optimal performance
• Seared protection tube appearance confirms 100% functional quality testing at 1,000 degrees Celsius
• 22mm hex size for professional installation

This narrow-band heated oxygen sensor monitors oxygen levels in exhaust gases and provides critical data to the engine control unit to optimize air-fuel mixture, reduce harmful emissions, and improve fuel economy. Regular replacement of worn oxygen sensors helps prevent catalytic converter damage and maintains peak engine performance.

Cross Reference Numbers: 16233, 077212182480, 4047025294447