{"product_id":"walker-350-33087-oxygen-sensor","title":"Walker 350-33087 Oxygen Sensor - Downstream or Upstream","description":"\u003ch2\u003eOverview of Walker Oxygen Sensor 350-33087\u003c\/h2\u003e\u003cp\u003eThe Walker 350-33087 oxygen sensor is designed specifically for Subaru Forester, Impreza, and Legacy models. This heated oxygen sensor ensures accurate emissions control and optimal engine performance by providing precise air-fuel mixture data to the vehicle’s engine management system.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeated sensor type for faster response times\u003c\/li\u003e\n\u003cli\u003eSpecific fit for Subaru Forester, Impreza, and Legacy\u003c\/li\u003e\n\u003cli\u003e15.28-inch wiring harness length for proper installation\u003c\/li\u003e\n\u003cli\u003e20 gauge wire measurement with 3 wires for reliable signal transmission\u003c\/li\u003e\n\u003cli\u003eRadiused polygon male connector for secure connection\u003c\/li\u003e\n\u003cli\u003eThreaded mounting type with 18.0 mm thread diameter\u003c\/li\u003e\n\u003cli\u003eOverall length of 18.82 inches for correct positioning\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThis Walker oxygen sensor (part number 350-33087) is engineered to meet the exact specifications required by Subaru Forester, Impreza, and Legacy vehicles. Featuring a heated sensor element, it quickly reaches operating temperature to provide accurate oxygen level readings, which are critical for maintaining efficient combustion and reducing harmful emissions. The sensor includes a 15.28-inch wiring harness with 20 gauge wires and a radiused polygon male connector, ensuring a secure and reliable electrical connection. Its threaded mounting type with an 18.0 mm diameter allows for straightforward installation and proper sealing in the exhaust system.\u003c\/p\u003e\u003cp\u003eWalker Products Aftermarket offers this sensor as part of their emission control sensor line, focusing on delivering components that meet or exceed OEM standards. This product line emphasizes precise fitment and durability, making it suitable for specific vehicle applications like the Subaru models listed.\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 efficiency\u003c\/li\u003e\n\u003cli\u003eHelps resolve check engine light codes related to oxygen sensor failure\u003c\/li\u003e\n\u003cli\u003eReduces emissions by ensuring proper catalytic converter function\u003c\/li\u003e\n\u003cli\u003eEliminates rough idling or engine hesitation caused by faulty sensors\u003c\/li\u003e\n\u003cli\u003ePrevents failed emissions tests due to sensor malfunctions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure the vehicle is cool before removing the old sensor to avoid burns\u003c\/li\u003e\n\u003cli\u003eUse appropriate tools for threaded sensor removal and installation\u003c\/li\u003e\n\u003cli\u003eVerify connector type matches the vehicle harness before installation\u003c\/li\u003e\n\u003cli\u003eDo not over-tighten the sensor to prevent damage to threads\u003c\/li\u003e\n\u003cli\u003eCheck wiring harness routing to avoid contact with hot exhaust components\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eWalker oxygen sensors are manufactured to meet strict quality standards, ensuring reliable performance and durability. The 350-33087 sensor undergoes rigorous testing to comply with emission control requirements. Warranty coverage details are provided by Walker Products Aftermarket and typically cover defects in materials and workmanship under normal use.\u003c\/p\u003e","brand":"Walker","offers":[{"title":"Default Title","offer_id":43537948180661,"sku":"DKHD-350-33087","price":57.06,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/O2_35033087_Fro_c3c7f0ad-448a-4f91-877f-b809268033b2.jpg?v=1774891939","url":"https:\/\/www.partcatalog.com\/products\/walker-350-33087-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}