{"product_id":"bosch-18026-oxygen-sensor-downstream","title":"Bosch 18026 Oxygen Sensor - Downstream","description":"\u003ch2\u003eOverview of Bosch Validated Oxygen Sensor 18026\u003c\/h2\u003e\u003cp\u003eThe Bosch Validated Oxygen Sensor 18026 is designed specifically for select Audi models, including the A4 Quattro, A5 Quattro, Q5, S4, S5, and SQ5. This narrow-band heated oxygen sensor ensures accurate emissions control and optimal engine performance by monitoring exhaust gases precisely.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSpecific fit for Audi A4 Quattro, A5 Quattro, Q5, S4, S5, and SQ5\u003c\/li\u003e\n\u003cli\u003eHeated narrow-band oxygen sensor for reliable emissions monitoring\u003c\/li\u003e\n\u003cli\u003eThreaded mounting type with 18 mm thread diameter and 22 mm hex size\u003c\/li\u003e\n\u003cli\u003e17.4-inch wiring harness length with 4-wire blade terminals and oblong male connector\u003c\/li\u003e\n\u003cli\u003eDurable metal housing with steel finish and overall length of 20.9 inches\u003c\/li\u003e\n\u003cli\u003eStandard replacement grade with included wiring harness\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Bosch Validated Oxygen Sensor 18026 is engineered to meet the specific requirements of various Audi models, providing precise air-fuel mixture readings to the engine control unit. Featuring a heated narrow-band sensor type, it quickly reaches operating temperature for accurate emissions feedback. The sensor includes a 17.4-inch wiring harness with four blade terminals and an oblong male connector, ensuring secure and proper electrical connections. Its threaded mounting type with an 18 mm diameter and 22 mm hex size allows for straightforward installation. Constructed with a metal housing and steel finish, this sensor offers durability and resistance to harsh engine conditions. The overall length of 20.9 inches and a wire length of 19.7 inches from sealing surface to connector end provide ample reach for proper fitment.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDesigned for Audi A4 Quattro models requiring a narrow-band heated oxygen sensor\u003c\/li\u003e\n\u003cli\u003eCompatible with Audi A5 Quattro for emissions control system maintenance\u003c\/li\u003e\n\u003cli\u003eFits Audi Q5 models needing a specific replacement oxygen sensor\u003c\/li\u003e\n\u003cli\u003eSuitable for Audi S4, S5, and SQ5 models to maintain optimal engine performance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure the sensor thread size (18 mm) matches the vehicle’s exhaust port\u003c\/li\u003e\n\u003cli\u003eUse a 22 mm hex socket for proper sensor removal and installation\u003c\/li\u003e\n\u003cli\u003eVerify connector type and wiring harness length for compatibility with vehicle wiring\u003c\/li\u003e\n\u003cli\u003eHandle the sensor carefully to avoid damage to the heated element and wiring\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eThe Bosch Validated Oxygen Sensor 18026 is manufactured to meet OEM specifications, ensuring reliable performance and durability. Bosch’s validated product line undergoes rigorous testing to confirm fit, form, and function for the specified Audi models. This sensor is a standard replacement grade part designed to maintain emissions compliance and engine efficiency. Warranty details should be confirmed with the point of purchase or Bosch directly.\u003c\/p\u003e","brand":"Bosch","offers":[{"title":"Default Title","offer_id":52082821398709,"sku":"BBHK-18026","price":110.08,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/BS_18026_Fro.jpg?v=1775147435","url":"https:\/\/www.partcatalog.com\/products\/bosch-18026-oxygen-sensor-downstream","provider":"PartCatalog","version":"1.0","type":"link"}