{"product_id":"bosch-15578-oxygen-sensor","title":"Bosch 15578 Oxygen Sensor - Upstream, Upstream Rear or Upstream Right","description":"\u003ch2\u003eReliable Oxygen Sensor for Mitsubishi Eclipse and Endeavor\u003c\/h2\u003e\u003cp\u003eThe Bosch Validated Oxygen Sensor part number 15578 is designed specifically for Mitsubishi Eclipse and Endeavor models. This narrow-band heated oxygen sensor ensures accurate air-fuel mixture readings to support optimal engine performance and emissions control.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSpecific fit for Mitsubishi Eclipse and Endeavor vehicles\u003c\/li\u003e\n\u003cli\u003eNarrow-band heated oxygen sensor with threaded mounting\u003c\/li\u003e\n\u003cli\u003e25-inch wiring harness with 4-wire blade terminals and square male connector\u003c\/li\u003e\n\u003cli\u003eDurable metal housing with 22 mm hex size and 18 mm thread diameter\u003c\/li\u003e\n\u003cli\u003eStandard replacement grade 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 to ensure compatibility and reliability. This product line focuses on providing specific fit sensors that maintain factory specifications, making the Bosch Validated Oxygen Sensor 15578 a dependable choice for emission control in Mitsubishi Eclipse and Endeavor models.\u003c\/p\u003e\u003ch2\u003eProduct Features and Specifications\u003c\/h2\u003e\u003cp\u003eThis oxygen sensor features a narrow-band heated design, which allows for faster sensor response and improved fuel efficiency. The sensor includes a 25-inch wiring harness with four wires and blade-type terminals, connected via a square-shaped male connector. The sensor mounts using a threaded 18 mm diameter fitting and has a 22 mm hex size for installation. Constructed with a metal housing finished in steel, it weighs approximately 0.198 pounds and measures 28.7 inches overall length, with 27.6 inches from sealing surface to connector end.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHelps maintain proper air-fuel ratio for Mitsubishi Eclipse and Endeavor engines\u003c\/li\u003e\n\u003cli\u003eReduces emissions by providing accurate oxygen level data to the engine control unit\u003c\/li\u003e\n\u003cli\u003eResolves check engine light triggers related to oxygen sensor faults\u003c\/li\u003e\n\u003cli\u003eImproves fuel economy by optimizing combustion efficiency\u003c\/li\u003e\n\u003cli\u003ePrevents rough idling and engine performance issues caused by faulty sensors\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eInstallation requires a 22 mm wrench or socket to remove and install the sensor. Ensure the threaded mounting hole is clean before installation to avoid cross-threading. The included wiring harness simplifies connection, but verify the square male connector aligns properly with the vehicle’s harness. No mounting bracket is included, so use the existing sensor mounting location on the exhaust manifold or pipe. This sensor is a direct replacement designed for specific Mitsubishi Eclipse and Endeavor models, so no modifications are necessary.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eThe Bosch Validated Oxygen Sensor 15578 is manufactured to meet OEM standards for fit, form, and function. Bosch’s quality control ensures consistent sensor performance and durability. While specific warranty details are not provided here, Bosch typically offers limited warranties on their oxygen sensors covering defects in materials and workmanship.\u003c\/p\u003e","brand":"Bosch","offers":[{"title":"Default Title","offer_id":44520543617205,"sku":"BBHK-15578","price":92.14,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/BS_15578_Fro.jpg?v=1775059429","url":"https:\/\/www.partcatalog.com\/products\/bosch-15578-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}