{"product_id":"walker-250-25112-oxygen-sensor","title":"Walker 250-25112 Oxygen Sensor - Upstream, Upstream Left or Upstream Right","description":"\u003ch2\u003eOverview of Walker 250-25112 Oxygen Sensor\u003c\/h2\u003e\u003cp\u003eThe Walker 250-25112 oxygen sensor is designed specifically for select Audi, Porsche, and Volkswagen models. 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 response times\u003c\/li\u003e\n\u003cli\u003eSpecific fit for Audi, Porsche, and Volkswagen vehicles\u003c\/li\u003e\n\u003cli\u003e24.21-inch wiring harness length with 5 wires\u003c\/li\u003e\n\u003cli\u003e20 gauge wire measurement for durability\u003c\/li\u003e\n\u003cli\u003eRadiused polygon male 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 27.55 inches for proper installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThis Walker Products OE oxygen sensor (part number 250-25112) is engineered to meet the exact specifications of various Audi, Porsche, and Volkswagen models, including the 718 Boxster, 718 Cayman, A3, A8 Quattro, Golf R, GTI, Jetta, Passat, RS7, S3, S6, S7, S8, Tiguan, TT Quattro, and TTS Quattro. The heated sensor design allows for quicker warm-up times, improving emissions control during cold starts. Featuring a 24.21-inch wiring harness and 5 wires with 20 gauge measurement, this sensor ensures reliable electrical connectivity and signal transmission. The radiused polygon male connector and threaded mounting type with an 18.0 mm thread diameter provide a secure and precise fit, reducing the risk of leaks or sensor failure.\u003c\/p\u003e\u003cp\u003eWalker Products OE is a product line focused on delivering original equipment quality and fitment. This line is designed to match or exceed OEM standards, ensuring that the oxygen sensor integrates seamlessly with the vehicle’s emission control system. The 250-25112 sensor is part of this line, offering a direct replacement solution for specific vehicle applications.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHelps resolve poor fuel economy caused by incorrect air-fuel mixture readings\u003c\/li\u003e\n\u003cli\u003eReduces engine performance issues related to faulty oxygen sensors\u003c\/li\u003e\n\u003cli\u003eAssists in correcting rough idling and hesitation during acceleration\u003c\/li\u003e\n\u003cli\u003ePrevents increased emissions and failed emissions tests\u003c\/li\u003e\n\u003cli\u003eEliminates check engine light triggers related to oxygen sensor faults\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 for threaded mounting removal and installation\u003c\/li\u003e\n\u003cli\u003eVerify connector type matches the vehicle’s wiring harness (radiused polygon male connector)\u003c\/li\u003e\n\u003cli\u003eDo not over-tighten the sensor; follow manufacturer torque specifications\u003c\/li\u003e\n\u003cli\u003eInspect wiring harness for damage before installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eThe Walker 250-25112 oxygen sensor is manufactured to meet strict quality standards under the Walker Products OE line. This ensures reliable performance and durability consistent with original equipment parts. While specific warranty details may vary, Walker typically offers coverage against defects in materials and workmanship to provide confidence in the product’s longevity and function.\u003c\/p\u003e","brand":"Walker","offers":[{"title":"Default Title","offer_id":43533334511797,"sku":"DKHD-250-25112","price":129.82,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/O2_25025112_Fro_ff57cbb0-6031-43a0-acff-74b108456fba.jpg?v=1774891798","url":"https:\/\/www.partcatalog.com\/products\/walker-250-25112-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}