Bosch 000-540-38-17 Premium Oxygen Sensor

The Bosch 000-540-38-17 (Bosch part number 13314) is a premium original equipment-type oxygen sensor designed to improve fuel economy while reducing harmful emissions. As the inventor of the automotive oxygen sensor, Bosch brings decades of manufacturing expertise to ensure long-lasting, superior performance you can count on.

Key Features:

• 4-wire heated thimble-type sensor with 29.5-inch wire length for reliable performance
• Zirconium sensing element with fast-acting heater reaches operating temperature within seconds
• Double laser-welded stainless steel body is fully submersible and sealed against exhaust emissions
• Pre-coated threads with anti-seize compound for hassle-free installation
• True direct-fit OE connector and harness eliminates modification
• 100% factory tested with seared protection tube to ensure rigorous quality standards
• Narrowband upstream sensor designed for pre-catalytic converter installation
• 22mm hex size with threaded mounting

This OE-equivalent oxygen sensor monitors exhaust oxygen content to help the engine control unit maintain the ideal 14.7:1 air-fuel ratio, maximizing fuel efficiency and reducing harmful emissions. The robust sensor design and sealed construction ensure consistent performance in high-temperature, harsh exhaust environments. Cross-references to OEM part number 0005403817.