{"product_id":"walker-350-34030-oxygen-sensor","title":"Walker 350-34030 Oxygen Sensor - Upstream","description":"\u003ch2\u003eOverview of Walker 350-34030 Oxygen Sensor for BMW Models\u003c\/h2\u003e\u003cp\u003eThe Walker 350-34030 oxygen sensor is designed specifically for select BMW vehicles, including the 325i, 325is, 325iX, and 528e models. This heated oxygen sensor ensures accurate emissions monitoring and optimal engine performance by providing precise air-fuel mixture data to the engine control unit.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeated oxygen sensor with threaded mounting type\u003c\/li\u003e\n\u003cli\u003eSpecific fit for BMW 325i, 325is, 325iX, and 528e\u003c\/li\u003e\n\u003cli\u003e21.77-inch wiring harness length with 4 wires of 20 gauge\u003c\/li\u003e\n\u003cli\u003eRadiused polygon male connector for secure connection\u003c\/li\u003e\n\u003cli\u003e18.0 mm thread diameter and 25.31-inch overall length\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Features and Specifications\u003c\/h2\u003e\u003cp\u003eThis oxygen sensor from Walker Products Aftermarket is engineered with a 21.77-inch wiring harness, providing sufficient length for installation in the designated BMW models. The sensor uses 20 gauge wire across four wires, supporting reliable electrical signals. Its heated sensor type allows for faster warm-up times, improving emissions control during cold starts. The connector features a radiused polygon shape with a male gender, ensuring a precise and secure fit. The sensor mounts via an 18.0 mm threaded connection, with an overall length of 25.31 inches to accommodate the specific engine bay layout of the BMW 325i, 325is, 325iX, and 528e.\u003c\/p\u003e\u003ch2\u003eWalker Products Aftermarket Line Information\u003c\/h2\u003e\u003cp\u003eThe Walker Products Aftermarket line focuses on providing replacement emission control components that meet or exceed OEM specifications. This oxygen sensor is part of that line, offering a direct fit and reliable performance for BMW vehicles. The product line emphasizes compatibility and durability, making it suitable for maintaining factory-level emissions standards.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Resolution\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores accurate oxygen sensing for proper air-fuel mixture adjustment\u003c\/li\u003e\n\u003cli\u003eHelps resolve engine performance issues related to faulty oxygen sensors\u003c\/li\u003e\n\u003cli\u003eReduces emissions by ensuring correct sensor feedback to the ECU\u003c\/li\u003e\n\u003cli\u003eAddresses check engine light triggers caused by sensor failure\u003c\/li\u003e\n\u003cli\u003eImproves fuel efficiency by maintaining optimal combustion\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Walker 350-34030 oxygen sensor, ensure the threaded mounting hole is clean and free of debris. Use anti-seize compound on the threads if recommended by the vehicle manufacturer. Verify the radiused polygon male connector aligns correctly with the vehicle harness to avoid damage. The wiring harness length of 21.77 inches provides flexibility during installation but avoid excessive bending or stretching of wires.\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 emission control components. While specific warranty details for part number 350-34030 should be confirmed at the point of purchase, Walker typically offers coverage against defects in materials and workmanship to ensure long-term reliability.\u003c\/p\u003e","brand":"Walker","offers":[{"title":"Default Title","offer_id":43537956339893,"sku":"DKHD-350-34030","price":64.26,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/O2_35034030_Fro.jpg?v=1774891952","url":"https:\/\/www.partcatalog.com\/products\/walker-350-34030-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}