{"product_id":"walker-350-34473-oxygen-sensor","title":"Walker 350-34473 Oxygen Sensor - Upstream, Upstream Left or Upstream Right","description":"\u003ch2\u003eOverview of Walker 350-34473 Oxygen Sensor\u003c\/h2\u003e\u003cp\u003eThe Walker 350-34473 oxygen sensor is designed specifically for select BMW models, including the 318i, 318is, 318ti, 325is, 530i, 840Ci, and M3. 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 warm-up and accurate readings\u003c\/li\u003e\n\u003cli\u003eSpecific fit for BMW 318i, 318is, 318ti, 325is, 530i, 840Ci, and M3 models\u003c\/li\u003e\n\u003cli\u003e14.29-inch wiring harness length with 4 wires of 20 gauge\u003c\/li\u003e\n\u003cli\u003eRadiused polygon female 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 17.83 inches for proper installation depth\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Walker 350-34473 oxygen sensor is engineered to meet the exact specifications of various BMW vehicles, ensuring compatibility and reliable performance. Featuring a heated sensor element, it reaches operating temperature quickly, which helps reduce emissions during cold starts. The sensor includes a 14.29-inch wiring harness with four 20-gauge wires, providing a robust electrical connection. Its radiused polygon female connector ensures a secure and precise fit, minimizing the risk of disconnection or signal loss. The threaded mounting type with an 18.0 mm diameter allows for straightforward installation and a tight seal within the exhaust system.\u003c\/p\u003e\u003cp\u003eThis oxygen sensor is part of the Walker Products Aftermarket line, which focuses on delivering quality emission control components designed to meet or exceed OEM standards. Walker Products Aftermarket parts are developed to provide reliable performance and durability, making them suitable replacements for original equipment sensors in BMW vehicles.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores accurate air-fuel ratio readings for improved engine efficiency\u003c\/li\u003e\n\u003cli\u003eHelps resolve rough idling and engine hesitation caused by faulty sensors\u003c\/li\u003e\n\u003cli\u003eReduces increased emissions and failed emissions tests\u003c\/li\u003e\n\u003cli\u003ePrevents check engine light triggers related to oxygen sensor faults\u003c\/li\u003e\n\u003cli\u003eImproves fuel economy by ensuring proper combustion control\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 to avoid damaging the sensor or wiring harness\u003c\/li\u003e\n\u003cli\u003eVerify connector type and orientation before installation to ensure proper fit\u003c\/li\u003e\n\u003cli\u003eApply anti-seize compound on the threaded portion if recommended by manufacturer\u003c\/li\u003e\n\u003cli\u003eClear any diagnostic trouble codes after installation to reset the engine control unit\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eWalker Products Aftermarket oxygen sensors undergo rigorous testing to meet industry standards for durability and performance. The 350-34473 part number is manufactured to provide consistent sensor response and long service life. While specific warranty details may vary, Walker typically offers coverage against defects in materials and workmanship, supporting reliable operation in BMW 318i, 318is, 318ti, 325is, 530i, 840Ci, and M3 models.\u003c\/p\u003e","brand":"Walker","offers":[{"title":"Default Title","offer_id":43538281234613,"sku":"DKHD-350-34473","price":62.09,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/O2_35034473_Fro.jpg?v=1774892092","url":"https:\/\/www.partcatalog.com\/products\/walker-350-34473-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}