{"product_id":"bosch-13870-oxygen-sensor","title":"Bosch 13870 Oxygen Sensor - Upstream","description":"\u003ch2\u003eReliable Oxygen Sensor for Mazda Protege and Protege5\u003c\/h2\u003e\u003cp\u003eThe Bosch Validated Oxygen Sensor part number 13870 is designed specifically for Mazda Protege and Protege5 models. This narrow-band heated oxygen sensor ensures accurate emission control and optimal engine performance by monitoring exhaust gases precisely.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSpecific fit for Mazda Protege and Protege5\u003c\/li\u003e\n\u003cli\u003eHeated narrow-band oxygen sensor for efficient operation\u003c\/li\u003e\n\u003cli\u003eThreaded mounting type with 18 mm thread diameter and 22 mm hex size\u003c\/li\u003e\n\u003cli\u003e4-wire configuration with a 6.9-inch wiring harness length\u003c\/li\u003e\n\u003cli\u003eDurable metal housing with a steel finish\u003c\/li\u003e\n\u003cli\u003eFemale rectangular connector with 4 terminals\u003c\/li\u003e\n\u003cli\u003eOverall length of 10.6 inches for proper fitment\u003c\/li\u003e\n\u003cli\u003eStandard replacement grade type with included wiring harness\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eAbout the Bosch Validated Oxygen Sensor Line\u003c\/h2\u003e\u003cp\u003eThe Bosch Validated Oxygen Sensor line offers sensors that meet strict quality and performance standards. These sensors are engineered to provide reliable emission control and accurate air-fuel mixture readings. The 13870 sensor is part of this line, ensuring compatibility and durability for specific vehicle applications like the Mazda Protege and Protege5.\u003c\/p\u003e\u003ch2\u003eProduct Details and Specifications\u003c\/h2\u003e\u003cp\u003eThis Bosch oxygen sensor features a narrow-band heated design, which allows it to reach operating temperature quickly for precise exhaust gas measurement. The sensor includes a 4-wire setup with a female rectangular connector and pin-type terminals, facilitating secure electrical connections. Its threaded mounting type with an 18 mm diameter and 22 mm hex size ensures straightforward installation. The sensor's metal housing and steel finish provide resistance to heat and corrosion, supporting long-term durability. The wiring harness length of 6.9 inches and overall length of 10.6 inches are optimized for the Mazda Protege and Protege5 fitment.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHelps maintain proper air-fuel ratio for efficient combustion\u003c\/li\u003e\n\u003cli\u003eReduces harmful emissions by providing accurate oxygen level data\u003c\/li\u003e\n\u003cli\u003ePrevents engine performance issues related to faulty sensors\u003c\/li\u003e\n\u003cli\u003eResolves check engine light triggers caused by oxygen sensor faults\u003c\/li\u003e\n\u003cli\u003eSupports smooth engine idling and improved fuel economy\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Bosch Validated Oxygen Sensor 13870, ensure the vehicle is cool to avoid burns. Use a 22 mm oxygen sensor socket for removal and installation. Verify the sensor’s wiring harness and connector match the vehicle’s factory harness to avoid electrical issues. Thread the sensor carefully to prevent cross-threading and tighten to manufacturer torque specifications. No mounting bracket is included, so use the existing mounting point on the exhaust system.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eBosch oxygen sensors are manufactured to meet OEM standards for fit, form, and function. The Bosch Validated Oxygen Sensor 13870 undergoes rigorous testing to ensure reliable performance in emission control systems. This part is a standard replacement grade sensor designed for durability and consistent operation. Warranty coverage details should be confirmed with the point of purchase or Bosch directly.\u003c\/p\u003e","brand":"Bosch","offers":[{"title":"Default Title","offer_id":44520482209973,"sku":"BBHK-13870","price":114.51,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/BS_13870_Fro.jpg?v=1775059356","url":"https:\/\/www.partcatalog.com\/products\/bosch-13870-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}