{"product_id":"walker-350-34338-oxygen-sensor","title":"Walker 350-34338 Oxygen Sensor - Downstream Right","description":"\u003ch2\u003eOverview of Walker 350-34338 Oxygen Sensor for Mercedes-Benz\u003c\/h2\u003e\u003cp\u003eThe Walker 350-34338 oxygen sensor is designed specifically for select Mercedes-Benz models including the C43 AMG, C280, CLK320, and CLK430. 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 oxygen sensor with 4-wire configuration\u003c\/li\u003e\n\u003cli\u003eSpecific fit for Mercedes-Benz C43 AMG, C280, CLK320, and CLK430\u003c\/li\u003e\n\u003cli\u003eThreaded mounting type with 18.0 mm thread diameter\u003c\/li\u003e\n\u003cli\u003eRadiused polygon male connector for secure electrical connection\u003c\/li\u003e\n\u003cli\u003eWiring harness length of 21.57 inches and overall length of 25.12 inches\u003c\/li\u003e\n\u003cli\u003eWire gauge measurement of 20 for reliable signal transmission\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Features and Specifications\u003c\/h2\u003e\u003cp\u003eThis Walker oxygen sensor (part number 350-34338) is a heated sensor, which means it includes an internal heating element to bring the sensor up to operating temperature quickly. This feature improves sensor response time and accuracy, especially during cold starts. The sensor has a 4-wire design, which supports both the sensor signal and the heater circuit. The connector is a radiused polygon shape with a male gender, ensuring a precise and secure fit with the vehicle’s wiring harness.\u003c\/p\u003e\u003cp\u003eThe threaded mounting type with an 18.0 mm diameter allows for straightforward installation into the exhaust system. The wiring harness length of 21.57 inches and overall length of 25.12 inches provide sufficient reach for proper placement without excess slack. The wire gauge of 20 ensures durability and consistent electrical performance.\u003c\/p\u003e\u003ch2\u003eWalker Products Aftermarket Line\u003c\/h2\u003e\u003cp\u003eThe Walker Products Aftermarket line focuses on providing reliable emission control components that meet or exceed OEM specifications. This oxygen sensor is part of that line, offering a direct replacement solution engineered for specific vehicle applications. Using a Walker Products Aftermarket sensor helps maintain proper emissions function and engine efficiency for your Mercedes-Benz.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores accurate air-fuel ratio readings for engine control\u003c\/li\u003e\n\u003cli\u003eHelps resolve rough idling or engine hesitation caused by faulty sensors\u003c\/li\u003e\n\u003cli\u003eReduces emissions by ensuring proper catalytic converter operation\u003c\/li\u003e\n\u003cli\u003ePrevents check engine light triggers related to oxygen sensor faults\u003c\/li\u003e\n\u003cli\u003eImproves fuel economy by maintaining optimal combustion\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 sensor removal to avoid burns\u003c\/li\u003e\n\u003cli\u003eUse appropriate oxygen sensor socket or wrench for threaded 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; follow torque specifications for 18.0 mm thread\u003c\/li\u003e\n\u003cli\u003eInspect wiring harness for damage and secure connections after installation\u003c\/li\u003e\n\u003c\/ul\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. While specific warranty details may vary, Walker typically offers coverage against defects in materials and workmanship. Using this sensor helps ensure compliance with emissions regulations and supports long-term vehicle reliability.\u003c\/p\u003e","brand":"Walker","offers":[{"title":"Default Title","offer_id":43538196594869,"sku":"DKHD-350-34338","price":59.44,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/O2_35034338_Fro.jpg?v=1774892053","url":"https:\/\/www.partcatalog.com\/products\/walker-350-34338-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}