{"product_id":"walker-350-33049-oxygen-sensor","title":"Walker 350-33049 Oxygen Sensor - Downstream, Upstream, Upstream Left or Upstream Right","description":"\u003ch2\u003eOverview of Walker 350-33049 Oxygen Sensor for Subaru\u003c\/h2\u003e\u003cp\u003eThe Walker 350-33049 oxygen sensor is designed specifically for Subaru Impreza and Legacy models. This heated oxygen sensor ensures accurate emissions control and optimal engine performance by monitoring exhaust gases effectively.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeated sensor type for faster response times\u003c\/li\u003e\n\u003cli\u003eSpecific fit for Subaru Impreza and Legacy vehicles\u003c\/li\u003e\n\u003cli\u003eThreaded mounting type with 18.0 mm thread diameter\u003c\/li\u003e\n\u003cli\u003e15.67 inches wiring harness length with 3 wires of 20 gauge\u003c\/li\u003e\n\u003cli\u003eRadiused polygon male connector for secure connection\u003c\/li\u003e\n\u003cli\u003eOverall length of 19.21 inches for proper installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Walker 350-33049 oxygen sensor is a heated sensor designed to provide precise air-fuel mixture readings for Subaru Impreza and Legacy models. Its 3-wire configuration and 20 gauge wire ensure reliable electrical signals, while the 15.67-inch wiring harness length offers flexibility during installation. The sensor features a radiused polygon male connector that fits securely with the vehicle’s wiring harness, reducing the risk of connection issues. The threaded mounting type with an 18.0 mm diameter allows for straightforward replacement and secure attachment to the exhaust system. With an overall length of 19.21 inches, this sensor is engineered to fit specific Subaru models without modification.\u003c\/p\u003e\u003ch2\u003eWalker Products Aftermarket Line\u003c\/h2\u003e\u003cp\u003eThis oxygen sensor is part of the Walker Products Aftermarket line, which focuses on providing reliable emission control components tailored to specific vehicle applications. The product line emphasizes precise fitment and quality construction to meet or exceed OEM standards, ensuring compatibility and durability for Subaru vehicles like the Impreza and Legacy.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores accurate oxygen sensing for improved fuel efficiency\u003c\/li\u003e\n\u003cli\u003eHelps resolve check engine light triggers related to oxygen sensor faults\u003c\/li\u003e\n\u003cli\u003eReduces emissions by providing correct air-fuel ratio data\u003c\/li\u003e\n\u003cli\u003ePrevents rough idling and engine performance issues caused by faulty sensors\u003c\/li\u003e\n\u003cli\u003eSupports proper catalytic converter function by monitoring exhaust gases\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Walker 350-33049 oxygen sensor, ensure the vehicle is cool to avoid burns. Use appropriate tools to remove the old sensor and avoid damaging the wiring harness. The 18.0 mm threaded sensor should be tightened to manufacturer torque specifications to prevent leaks. Verify the radiused polygon male connector is fully seated to maintain a secure electrical connection. This sensor is designed for direct replacement on Subaru Impreza and Legacy models, so no modifications are necessary.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eWalker Products Aftermarket oxygen sensors undergo rigorous testing to meet emission control standards and ensure durability. The 350-33049 part number is manufactured to provide consistent performance and reliability. While specific warranty details may vary, Walker typically offers coverage against defects in materials and workmanship, supporting long-term use in Subaru Impreza and Legacy vehicles.\u003c\/p\u003e","brand":"Walker","offers":[{"title":"Default Title","offer_id":43537940381877,"sku":"DKHD-350-33049","price":45.77,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/O2_35033049_Fro.jpg?v=1774891928","url":"https:\/\/www.partcatalog.com\/products\/walker-350-33049-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}