--- product_id: 551223756 title: "Mass Air Flow Sensor Meter MAF Compatible with 03-04 Ford Focus; 03-04 Escort; 01-04 Escape; 01-03 Ranger; 99-03 Windstar; 01-04 E150; 99-05 Explorer; 01-04 E250 Van & More Replace OE 86-50011" brand: "advanex" price: "£29.78" currency: GBP in_stock: true reviews_count: 5 category: "Advan Ex" url: https://www.desertcart.co.uk/products/551223756-mass-air-flow-sensor-meter-maf-compatible-with-03-04 store_origin: GB region: United Kingdom --- # High-temp molded PBT for durability Direct OEM-spec replacement ±1% precision measurement Mass Air Flow Sensor Meter MAF Compatible with 03-04 Ford Focus; 03-04 Escort; 01-04 Escape; 01-03 Ranger; 99-03 Windstar; 01-04 E150; 99-05 Explorer; 01-04 E250 Van & More Replace OE 86-50011 **Brand:** advanex **Price:** £29.78 **Availability:** ✅ In Stock ## Summary > ⚡ Upgrade your ride’s brain with precision airflow sensing! ## Quick Answers - **What is this?** Mass Air Flow Sensor Meter MAF Compatible with 03-04 Ford Focus; 03-04 Escort; 01-04 Escape; 01-03 Ranger; 99-03 Windstar; 01-04 E150; 99-05 Explorer; 01-04 E250 Van & More Replace OE 86-50011 by advanex - **How much does it cost?** £29.78 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/551223756-mass-air-flow-sensor-meter-maf-compatible-with-03-04) ## Best For - advanex enthusiasts ## Why This Product - Trusted advanex brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Built to Endure:** High-temperature molded polybutylene terephthalate housing guarantees long-lasting durability under harsh conditions. - • **Seamless OEM Fit:** Engineered for a hassle-free, direct replacement that meets strict OE standards. - • **Trusted Quality & Support:** Backed by a 1-year warranty and responsive customer service for peace of mind. - • **Wide Vehicle Compatibility:** Fits multiple Ford models from 1999 to 2006, covering Focus, Escape, Ranger, Explorer, and more. - • **Precision Engine Airflow Control:** ±1% accuracy ensures optimal fuel-air mix for peak engine performance. ## Overview The AdvanEX Mass Air Flow Sensor Meter is a precision-engineered replacement part compatible with a broad range of Ford vehicles (1999-2006). Crafted from high-temp resistant materials and manufactured with laser-trimmed digital circuits, it delivers ±1% measurement accuracy to optimize engine fuel-air balance. Designed for direct OEM-spec fitment, it ensures easy installation and long-term durability, backed by a 1-year warranty for reliable performance. ## Description Mass air flow sensor is fitted between the air filter and throttle body. It is used to measure the amount of air drawn into the engine. The signal produced by air mass sensor will be sent to ECU which determines the correct amount of fuel to be supplied to the engine according best proportion between fuel and air.Features：·Interchange: 74-50011, 86-50011, XF2Z12B579AB, XF2Z12B579BA, XF2F12B579BA, 1L2Z12B579BARM, 1L2Z12B579BA· Brand New Mass Air Flow Sensor for Ford· Direct replacement and meets OEM specifications. Review: وصلتني مفكوكه ومستعمله Review: Great price. No more check engine light!!! :) ## Features - Application: Compatible with 2003-2004 Ford Focus 2.0L; 2003-2004 Escort 2.0L; 2001-2004 Escape 2.0L; 2001-2003 Ranger 2.3L; 2001-2006 Escape 3.0L; 1999-2003 Windstar 3.8L; 1999-2005 Explorer 4.0L; 2001-2004 E150 4.2L; 2001-2004 E250 Van 4.2L; 1999-2001 Explorer 5.0L & More【NOTE】Please double check your vehicle fitment before purchasing. - Interchange: 74-50011,86-50011, XF2Z12B579AB, XF2Z12B579BA, XF2F12B579BA, 1L2Z12B579BARM, 1L2Z12B579BA - Note: Please clean out the air box and replace the air filter before installing this Mass Air Flow Sensor Meter, or the Code and Check Engine Light may keep showing even if you replace a new MAF. - Quality: AdvanEX mass air flow sensor is produced in strict accordance with the OE standard, made of first-class materials, easy to install and clean, small air inlet resistance, High temperature molded PBT, assure long life and durability under harsh operating environments. precisely engineered, ensures perfect fit and a hassle-free installation. Manufactured by digital board technology with laser trimmed circuits, ensures precise air flow measurements. - Warranty: 1 year, If you have any quality problem, Please contact us in time and we will provide you with replacement or refund. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0BCFM3YFD | | Brand Name | AdvanEX | | Country Of Origin | China | | Customer Reviews | 4.2 4.2 out of 5 stars (138) | | Included Components | No | | Item Weight | 0.1 Kilograms | | Manufacturer | Hengxiang | | Material Type | Polybutylene Terephthalate | | Measurement Accuracy | ±1% | | Mounting Type | Flange Mount | | Output Type | physical | | Specific Uses For Product | [POSSIBLE USES] Automobile Maintenance, Engine Tuning | | Style Name | Modern | | Unit Count | 1.0 Count | ## Product Details - **Brand:** AdvanEX - **Item weight:** 0.1 Kilograms - **Material:** Polybutylene Terephthalate - **Measurement accuracy:** ±1% - **Style:** Modern ## Images ![Mass Air Flow Sensor Meter MAF Compatible with 03-04 Ford Focus; 03-04 Escort; 01-04 Escape; 01-03 Ranger; 99-03 Windstar; 01-04 E150; 99-05 Explorer; 01-04 E250 Van & More Replace OE 86-50011 - Image 1](https://m.media-amazon.com/images/I/71LOeVK9orL.jpg) ## Questions & Answers **Q: Will this work for 2003 ranger 3.0l?** A: Yes,this mass air flow sensor is compatible with this vehicle. **Q: Does it fit a 2003 Ford Explorer 4.6 V8?** A: Sorry,this mass air flow sensor can't compatible with this model ## Customer Reviews ### ⭐ Review *by D***O on 22 March 2025* وصلتني مفكوكه ومستعمله ### ⭐⭐⭐⭐⭐ Review *by M***E on 6 March 2026* Great price. No more check engine light!!! :) ### ⭐⭐⭐⭐⭐ Review *by C***Z on 25 February 2026* Buena calidad vs precio ## Frequently Bought Together - AdvanEX Mass Air Flow Sensor Meter MAF Compatible with 03-04 Ford Focus; 03-04 Escort; 01-04 Escape; 01-03 Ranger; 99-03 Windstar; 01-04 E150; 99-05 Explorer; 01-04 E250 Van & More Replace OE 86-50011 - A-Premium TPS Throttle Position Sensor Compatible with Ford, Mazda & Mercury - Escape 2001-2008, Explorer Sport Trac, Ranger 2001-2011, Taurus, Contour, Freestar, Tribute, Cougar - Replace# 1F2218851 - A-Premium Fuel Injection Idle Air Control Valve Compatible with Ford Escape 2003 2004 & Mazda MPV 2005-2006, 3.0L, Replace# 1L8Z9F715AA --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.co.uk/products/551223756-mass-air-flow-sensor-meter-maf-compatible-with-03-04](https://www.desertcart.co.uk/products/551223756-mass-air-flow-sensor-meter-maf-compatible-with-03-04) --- *Product available on Desertcart United Kingdom* *Store origin: GB* *Last updated: 2026-06-24*