{"product_id":"belkebir-oxygen-sensor-kit-4pcs-15717-direct-fit-upstream-downstream-replacements","title":"BELKEBIR Oxygen Sensor Kit 4PCS 15717 — Direct-Fit Upstream \u0026 Downstream Replacements","description":"\u003cp\u003e\u003cstrong\u003eBELKEBIR 4PCS 15717 oxygen sensor kit replaces worn upstream and downstream O2 sensors to restore accurate air-fuel readings for compatible Ford, Mazda, Lincoln, Jaguar, Mercury and Aston Martin models.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis four-piece sensor set is designed as a direct-fit replacement for a wide range of vehicles that originally used OE part numbers around 15717\/15716\/15718. Each sensor is manufactured with durable materials to withstand engine heat and vibration, supplying reliable voltage signals to your vehicle’s engine control unit so it can optimize fuel delivery and emissions control. Before ordering, confirm your vehicle’s model year and existing part number to ensure compatibility.\u003c\/p\u003e\n\n\u003ch3\u003eWhich vehicles will these BELKEBIR sensors fit?\u003c\/h3\u003e\n\n\u003cp\u003eThe kit covers many Ford platforms (F-series, E-series, Ranger, Explorer, Mustang and more) across multiple years, plus models from Mercury, Lincoln, Mazda, Jaguar and Aston Martin listed in the compatibility details. It replaces common OE numbers used across those families, so it’s useful for owners maintaining older vehicles or performing batch repairs.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eDirect-fit for numerous Ford F-150, F-250, F-350 and Econoline variants (check model year ranges).\u003c\/li\u003e\n  \u003cli\u003eCompatible with Ranger, Escape, Explorer, Mustang, Crown Victoria and other Ford cars listed in specifications.\u003c\/li\u003e\n  \u003cli\u003eFits many Mercury and Lincoln vehicles including Grand Marquis, Town Car and Navigator series.\u003c\/li\u003e\n  \u003cli\u003eAlso cross-references to Mazda B-series\/Tribute, Jaguar S-Type and Aston Martin DB7 where OE numbers match.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does replacing O2 sensors affect fuel economy and performance?\u003c\/h3\u003e\n\n\u003cp\u003eOxygen sensors monitor exhaust oxygen levels so the engine computer can adjust the air-fuel mix. Worn or failing sensors can send inaccurate signals, leading to richer or leaner mixtures, reduced mileage and rougher throttle response. Replacing them restores accurate feedback and helps the ECU correct fueling more quickly.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eImproves fuel trim accuracy for better miles per gallon under normal driving.\u003c\/li\u003e\n  \u003cli\u003eReduces rough idling and hesitation caused by incorrect air-fuel ratios.\u003c\/li\u003e\n  \u003cli\u003eHelps catalytic converter efficiency by maintaining proper combustion balance.\u003c\/li\u003e\n  \u003cli\u003eRestores sensor response time for smoother acceleration and throttle control.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat materials and construction features do these replacement sensors use?\u003c\/h3\u003e\n\n\u003cp\u003eBELKEBIR sensors use high-temperature-rated internal elements and robust housings designed to survive exhaust conditions. The sensors include platinum and ceramic components for long service life, and sealed connectors intended to resist corrosion and moisture intrusion in demanding engine environments.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003ePlatinum-coated sensing element for stable voltage generation over time.\u003c\/li\u003e\n  \u003cli\u003eCeramic substrate engineered to tolerate thermal cycling and vibration.\u003c\/li\u003e\n  \u003cli\u003eSealed connector and wiring to resist contaminants and ensure reliable signals.\u003c\/li\u003e\n  \u003cli\u003eFactory-style threads and mounting dimensions for straightforward installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow simple is installation and what should I check before buying?\u003c\/h3\u003e\n\n\u003cp\u003eInstallation is typically straightforward for anyone comfortable working under the vehicle or with basic hand tools; upstream and downstream positions are threaded into the exhaust. Still, verify the OE part number and model year compatibility listed in the product details, and inspect wiring harness length and connector type to confirm a match with your vehicle.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eConfirm vehicle year and OE number (15717 \/ 15716 \/ 15718 and related cross-references).\u003c\/li\u003e\n  \u003cli\u003eCheck connector shape and pin count against the vehicle harness before install.\u003c\/li\u003e\n  \u003cli\u003eUse an oxygen-sensor socket or torque wrench to avoid damaging threads.\u003c\/li\u003e\n  \u003cli\u003eIf code persists after replacement, re-scan and verify connectors and wiring integrity.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The BELKEBIR 4PCS 15717 oxygen sensor kit is aimed at DIY mechanics, fleet technicians and independent shops servicing mid-1990s to 2010s Ford-family vehicles and compatible models from Lincoln, Mercury, Mazda, Jaguar and Aston Martin. It’s suitable for anyone replacing failing upstream and downstream O2 sensors who wants a durable, direct-fit aftermarket option that cross-references common OE part numbers. Always confirm fitment with your vehicle details before purchasing.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Do these sensors replace OE part 15717 on my Ford F-150?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes—this BELKEBIR kit cross-references OE 15717 (and related numbers). Verify your vehicle year and existing part number before ordering.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Are the connectors the same as factory sensors?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The sensors use factory-style sealed connectors, but check pin count and shape against your harness to ensure a match.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"BELKEBIR","offers":[{"title":"Default Title","offer_id":48079918432414,"sku":"B0F6JW7TCC","price":69.48,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/belkebir-front-packaging-4pcs-oxygen-sensor.jpg?v=1785775679","url":"https:\/\/northtrailauto.ca\/products\/belkebir-oxygen-sensor-kit-4pcs-15717-direct-fit-upstream-downstream-replacements","provider":"North Trail Auto","version":"1.0","type":"link"}