{"product_id":"bosch-13737-oxygen-sensor","title":"Bosch 13737 Oxygen Sensor - Upstream, Upstream Rear or Upstream Right","description":"\u003ch2\u003eOverview of Bosch Validated Oxygen Sensor 13737\u003c\/h2\u003e\u003cp\u003eThe Bosch Validated Oxygen Sensor 13737 is designed specifically for Toyota 4Runner, Highlander, and Sienna models. This heated, wide-band oxygen sensor ensures accurate air-fuel mixture readings to support optimal engine performance and emissions control.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeated oxygen sensor for faster response times\u003c\/li\u003e\n\u003cli\u003eSpecific fit for Toyota 4Runner, Highlander, and Sienna\u003c\/li\u003e\n\u003cli\u003e4-wire design with blade terminals and square male connector\u003c\/li\u003e\n\u003cli\u003eThreaded mounting type with 18 mm thread diameter\u003c\/li\u003e\n\u003cli\u003eDurable metal housing with steel finish\u003c\/li\u003e\n\u003cli\u003eIncludes wiring harness with 5.6-inch length\u003c\/li\u003e\n\u003cli\u003eStandard replacement grade for reliable performance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Features and Specifications\u003c\/h2\u003e\u003cp\u003eThis Bosch oxygen sensor (part number 13737) features a wide-band sensor type that provides precise measurement of oxygen levels in the exhaust gases. The heated element allows the sensor to reach operating temperature quickly, improving fuel efficiency and reducing emissions. The sensor includes a 4-wire configuration with blade-type terminals and a square male connector, ensuring secure and proper electrical connections. The wiring harness length is 5.6 inches, and the overall length from sealing surface to connector end is 7.9 inches, making installation straightforward.\u003c\/p\u003e\u003cp\u003eThe sensor is constructed with a metal housing finished in steel, providing durability and resistance to harsh engine conditions. It mounts via a threaded 18 mm diameter fitting, compatible with the specified Toyota models. This part is a standard replacement grade, designed to meet OEM specifications for emission control sensors.\u003c\/p\u003e\u003ch2\u003eAbout the Bosch Validated Oxygen Sensor Line\u003c\/h2\u003e\u003cp\u003eThe Bosch Validated Oxygen Sensor product line focuses on delivering sensors that meet strict validation standards for fit, form, and function. This ensures that each sensor, including the 13737 model, is engineered to provide reliable emissions control and accurate sensor readings. The line supports specific vehicle applications, such as the Toyota 4Runner, Highlander, and Sienna, to maintain compliance with emissions regulations and optimize engine management systems.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores accurate air-fuel ratio readings for improved fuel economy\u003c\/li\u003e\n\u003cli\u003eResolves check engine light triggers related to oxygen sensor faults\u003c\/li\u003e\n\u003cli\u003eHelps reduce harmful exhaust emissions\u003c\/li\u003e\n\u003cli\u003eImproves engine performance by ensuring proper combustion\u003c\/li\u003e\n\u003cli\u003ePrevents rough idling and engine hesitation caused by faulty sensors\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Bosch Validated Oxygen Sensor 13737, ensure the vehicle is compatible with this specific fitment for Toyota 4Runner, Highlander, and Sienna models. Use a 22 mm hex socket for sensor removal and installation. Verify the wiring harness connections match the blade terminal and square male connector configuration. Avoid overtightening the threaded sensor to prevent damage to the mounting threads. It is recommended to replace the sensor when the engine is cool to prevent burns and ensure proper torque application.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eBosch manufactures the 13737 oxygen sensor to meet stringent quality standards, ensuring durability and reliable performance in emission control systems. This sensor is a standard replacement grade part, designed to meet or exceed OEM specifications. While specific warranty details are not provided here, Bosch typically offers limited warranties on their oxygen sensors to cover defects in materials and workmanship.\u003c\/p\u003e","brand":"Bosch","offers":[{"title":"Default Title","offer_id":44520474443957,"sku":"BBHK-13737","price":209.61,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/BS_13737_Fro.jpg?v=1775059344","url":"https:\/\/www.partcatalog.com\/products\/bosch-13737-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}