{"product_id":"walker-350-64002-oxygen-sensor-upstream","title":"Walker 350-64002 Oxygen Sensor - Upstream","description":"\u003ch2\u003eReliable Oxygen Sensor for Saab 9-2X and Subaru Impreza\u003c\/h2\u003e\u003cp\u003eThe Walker 350-64002 oxygen sensor is designed specifically for select Saab and Subaru models, including the 9-2X and Impreza. This heated oxygen sensor ensures accurate emissions monitoring and optimal engine performance by providing precise air-fuel mixture data.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeated sensor type for faster response times\u003c\/li\u003e\n\u003cli\u003eSpecific fit for Saab 9-2X and Subaru Impreza models\u003c\/li\u003e\n\u003cli\u003e28.66-inch wiring harness length for flexible installation\u003c\/li\u003e\n\u003cli\u003e20-gauge wire with 4-wire configuration for reliable signal transmission\u003c\/li\u003e\n\u003cli\u003eRadiused polygon male connector for secure connection\u003c\/li\u003e\n\u003cli\u003e18.0 mm threaded mounting for direct replacement\u003c\/li\u003e\n\u003cli\u003eOverall length of 32.2 inches to accommodate factory fitment\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWalker Products Aftermarket Line Overview\u003c\/h2\u003e\u003cp\u003eWalker Products Aftermarket offers a comprehensive range of emission control components engineered to meet or exceed OEM specifications. The 350-64002 oxygen sensor is part of this line, providing a direct-fit solution with precise wiring and connector design tailored for specific vehicle applications. This ensures compatibility and reliable performance in emission systems.\u003c\/p\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThis Walker oxygen sensor features a heated element that allows it to reach operating temperature quickly, improving fuel efficiency and reducing emissions. The 4-wire design includes two wires for the sensor signal and two for the heater circuit, ensuring consistent sensor operation. The radiused polygon male connector matches factory wiring harnesses, simplifying installation without modification. With an 18.0 mm threaded mounting, this sensor installs securely in the exhaust system. The wiring harness length of 28.66 inches and overall length of 32.2 inches provide the necessary reach for proper placement in Saab 9-2X and Subaru Impreza models.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores accurate oxygen sensing for improved fuel economy\u003c\/li\u003e\n\u003cli\u003eResolves check engine light codes related to oxygen sensor failure\u003c\/li\u003e\n\u003cli\u003eHelps reduce harmful emissions by maintaining proper air-fuel ratio\u003c\/li\u003e\n\u003cli\u003ePrevents rough idling and engine hesitation caused by faulty sensors\u003c\/li\u003e\n\u003cli\u003eSupports optimal catalytic converter function by providing correct sensor data\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eEnsure the vehicle is cool before beginning installation to avoid burns. Disconnect the battery to prevent electrical shorts. Remove the old oxygen sensor carefully to avoid damaging the exhaust threads. The 350-64002 sensor’s specific fit and connector design allow for a straightforward replacement without splicing or adapter use. Use anti-seize compound on the threads if recommended by the vehicle manufacturer. Reconnect the wiring harness securely to prevent signal interruptions.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eWalker Products Aftermarket oxygen sensors are manufactured to meet strict quality standards for durability and performance. The 350-64002 part number undergoes rigorous testing to ensure reliable operation under various driving conditions. While specific warranty details are not provided here, Walker typically offers coverage against defects in materials and workmanship. Refer to the product packaging or manufacturer documentation for exact warranty terms.\u003c\/p\u003e","brand":"Walker","offers":[{"title":"Default Title","offer_id":51870219468981,"sku":"DKHD-350-64002","price":176.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/O2_35064002_Fro.jpg?v=1774892204","url":"https:\/\/www.partcatalog.com\/products\/walker-350-64002-oxygen-sensor-upstream","provider":"PartCatalog","version":"1.0","type":"link"}