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Ford Focus Air Flow Sensor

25 items

Shop precise fit replacement Air Flow Sensor to maintain and improve your vehicle's performance. Find the right parts for your make and model, backed by excellent customer service at A-Premium.

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Mass Air Flow Sensor - Delphi AF10127Mass Air Flow Sensor - Delphi AF10127
DelphiPart # AF10127
Mass Air Flow Sensor - Delphi AF10127
32 Reviews
$143.99
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3-year warranty
90 days free return
Fits 1999-2000 Ford Windstar, 1999-2001 Ford Explorer, 1999-2002 Ford E-150 Econoline, 1999-2002 Ford E-150 Econoline Club Wagon, 1999-2002 Ford E-250 Econoline, 2000-2000 Ford Taurus, 2000-2000 Ford Taurus, 2000-2000 Ford Taurus, 2000-2000 Ford Taurus, 2000-2003 Ford Taurus, 2000-2003 Ford Taurus, 2001-2002 Ford Taurus, 2001-2003 Ford Explorer Sport, 2001-2003 Ford Ranger, 2001-2003 Ford Windstar, 2001-2004 Ford Mustang, 2001-2005 Ford Explorer Sport Trac, 2001-2006 Ford Escape, 2002-2002 Ford Focus, 2002-2003 Ford Explorer
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Ford Focus
Item LocatedUnited States
Quantity1
ColorBlack & Silver
Part interchange
AF10127, 5S2979, 5S2996, SU2374, SU6636, 2131054, 2131912, 2133426, 
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item #1001V5A2
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Mass Air Flow Sensor - Delphi AF10374
DelphiPart # AF10374
Mass Air Flow Sensor - Delphi AF10374
32 Reviews
$155.99
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3-year warranty
90 days free return
Fits 2012-2012 Ford Focus, 2013-2014 Ford Focus, 2013-2015 Ford Focus, 2013-2018 Ford C-Max, 2013-2018 Ford Focus, 2013-2018 Ford Focus, 2013-2018 Ford Focus, 2013-2018 Ford Fusion, 2013-2020 Ford Fusion, 2013-2020 Ford Fusion, 2013-2020 Ford Fusion, 2014-2014 Ford Focus, 2014-2014 Ford Focus, 2014-2014 Ford Focus, 2014-2018 Ford Fusion, 2015-2015 Ford Focus, 2016-2016 Ford Focus, 2016-2016 Ford Transit Connect, 2017-2018 Ford Focus, 2017-2018 Ford Fusion
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Ford Focus
Item LocatedUnited States
Quantity1
ColorBlack
Part interchange
AF10374, MA1168, 74-50091, MAF0114, CP9Z 12B579-B, MAS0336, MA282, AFLS-196
item #1001V151
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Mass Air Flow Sensor - Delphi AF10128
DelphiPart # AF10128
Mass Air Flow Sensor - Delphi AF10128
32 Reviews
$132.99
Edit ZIP code
3-year warranty
90 days free return
Fits 1999-1999 Ford Escort, 1999-2000 Ford Windstar, 2000-2000 Ford Taurus, 2000-2000 Ford Taurus, 2000-2000 Ford Taurus, 2000-2000 Ford Taurus, 2000-2001 Ford Taurus, 2000-2002 Ford Focus, 2000-2003 Ford Escort, 2000-2003 Ford Taurus, 2000-2003 Ford Taurus, 2000-2003 Ford Taurus, 2001-2003 Ford Ranger, 2001-2003 Ford Ranger, 2001-2004 Ford Escape, 2002-2003 Ford Taurus, 2003-2003 Ford Taurus, 2003-2003 Ford Taurus, 2003-2003 Ford Taurus, 2003-2003 Ford Taurus
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Ford Focus
Item LocatedUnited States
Quantity1
ColorBlack & Silver
Part interchange
AF10128, 20861M, 20862M, 74-50035, 74-50011, XTP450011, MF0863N, XF2Z 12B579-BBRM, 
...View more
item #1001V2HL
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Mass Air Flow Sensor - Delphi AF10140
DelphiPart # AF10140
Mass Air Flow Sensor - Delphi AF10140
32 Reviews
$125.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2003-2005 Ford Thunderbird, 2003-2007 Ford Focus, 2004-2004 Ford Crown Victoria, 2004-2004 Ford E-150, 2004-2004 Ford E-150 Club Wagon, 2004-2004 Ford E-250, 2004-2004 Ford F-150, 2004-2005 Ford Explorer, 2004-2007 Ford Freestar, 2004-2009 Ford Taurus, 2004-2011 Ford Ranger, 2004-2012 Ford E-350 Super Duty, 2004-2012 Ford E-450 Super Duty, 2005-2005 Ford E-150 Club Wagon, 2005-2006 Ford Escape, 2005-2006 Ford Focus, 2005-2006 Ford Focus, 2005-2006 Ford Focus, 2005-2006 Ford Focus, 2005-2006 Ford GT
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Ford Focus
Item LocatedUnited States
Quantity1
ColorBlack
Part interchange
AF10140, 5S7261, SU10599, SU10600, SU8751, SU8775, 2133604, 74-50031, 
...View more
item #1001V458
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Mass Air Flow Sensor with 4-Pin for Ford Escape Focus Fusion F-650 Lincoln MKZ
A-Premium®Part # APMAF383
Mass Air Flow Sensor with 4-Pin for Ford Escape Focus Fusion F-650 Lincoln MKZ
4.5342 Reviews
$39.99
Edit ZIP code
2-year warranty
90 days free return
Fits 2013 - 2018 Ford C-Max, 2017 - 2019 Ford Escape, 2016 - 2018 Ford F-650, 2016 - 2018 Ford F-750, 2012 - 2018 Ford Focus, 2013 - 2019 Ford Fusion, 2016 - 2019 Ford Transit Connect, 2013 - 2019 Lincoln MKZ
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Ford Focus
Item LocatedUnited States
Quantity1
ColorBlack
ConditionNew
item #10057RDN
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Page 2 of 2

Mass Air Flow Sensors From $26.99

4,848+ Applications | Free Shipping | 3-Year Warranty

Your engine needs the right air-fuel mixture to run smoothly, and that's where we come in. Our MAF sensors measure airflow with lab-grade accuracy, sending real-time data to your engine computer so you get maximum power and fuel economy. When yours starts acting up, you'll know it fast.

How to Tell If You Have a Faulty Mass Airflow Sensor

Your check engine light pops on first?usually with codes P0100 to P0104. But you'll feel the problems before you see the light. Rough idling hits you at stoplights as your engine shakes or stalls from incorrect air-fuel mixture. Step on the gas and your car hesitates or stumbles instead of accelerating smoothly.

A faulty mass air flow sensor typically causes your check engine light to come on since your ECU constantly monitors sensor inputs, triggering diagnostic trouble codes in the range of P0100 to P0104. Your fuel economy tanks too?we're talking 15-30% worse gas mileage because your engine runs too rich without accurate sensor readings.

Common MAF Sensor Failure Signs:

? Check engine light: Codes P0100-P0104 tell you the sensor circuit has problems

? Poor acceleration: Engine hesitates when you need power most

? Bad fuel economy: Fuel usage jumps 20-40% as your ECU defaults to rich mixture

? Hard starting: Takes multiple tries to crank the engine, especially when cold

? Black exhaust smoke: Dark smoke means your engine's burning way too much fuel

Mass Air Flow Sensor Replacement Cost

Dealerships charge $200-$500 for MAF sensor replacement?that's parts plus labor. You're paying $100-$350 just for the sensor itself. We sell the exact same quality sensors starting at $26.99, saving you serious cash. Breaking sensor wires requires replacement which can run upwards of $100, so our sensors use the same rugged construction as OEM parts.

Installation takes 15 minutes max. Disconnect your battery, unplug the electrical connector, remove two to four screws, and swap in the new sensor. That's it. You don't need special tools or mechanic skills?just basic hand tools you already own.

Why Choose Our MAF Sensors

We stock sensors for 4,848 different vehicles?cars, trucks, SUVs?basically everything on American roads. Each sensor features platinum or gold-plated elements that measure airflow within 2% accuracy across all temperatures. You get OEM-equivalent performance at a fraction of dealer prices.

Every sensor ships free and leaves our warehouse within 1 business day. We back everything with a 3-year warranty and 90-day free returns. If it doesn't fit or work perfectly, send it back?no questions asked. That's how confident we are in our parts.

Get Your Engine Running Right

MAF sensors for 4,848+ vehicles | Starting at $26.99

Order Now

Frequently Asked Questions

Can I clean my MAF sensor instead of replacing it?

You should clean your mass airflow sensor either every six months or every time you change your oil, cleaning it when you change your air filter saves time and money. Use only MAF sensor cleaner spray?never touch the sensor wires. If cleaning doesn't fix your issues, replacement is necessary.

How long do mass air flow sensors last?

At the ten-year point (80,000 to 150,000 miles), your vehicle will likely need a new sensor. Sensors don't need regular replacement like oil filters?only replace them when they fail or cause performance problems.

Will a bad MAF sensor damage my engine?

Yes. Running with a faulty MAF sensor causes your engine to run too rich, which dumps excess fuel into your exhaust system. This unburned fuel will destroy your catalytic converter?a $1,200-$2,500 repair. Replace the $27 sensor now to avoid thousand-dollar repairs later.

Do you have the right sensor for my car?

We stock MAF sensors for 4,848 vehicle applications from virtually every manufacturer. Enter your year, make, and model on our site and we'll show you the exact sensor your vehicle needs. All our sensors are guaranteed to fit or you get your money back.

What's your return policy if the sensor doesn't work?

We offer 90-day free returns, no questions asked. If the sensor doesn't fit, doesn't fix your problem, or you're not completely satisfied, send it back for a full refund. We also provide a 3-year warranty covering any defects.

Related Blogs

How to Clean a Mass Air Flow Sensor

Cleaning your mass air flow sensor can significantly enhance engine performance and fuel efficiency. This guide outlines the necessary tools and step-by-step techniques to ensure your sensor functions optimally for a smoother ride.

Aug 17, 2026

Can a Bad Mass Air Flow Sensor Cause Rough Idle?

A malfunctioning mass air flow sensor can significantly impact a vehicle's performance, particularly evident in symptoms like rough idle, hesitation, stalling, and decreased fuel efficiency.

Aug 17, 2026

P0174 Code: System Too Lean Bank 2 Diagnosis and Fix

Decode P0174 "System Too Lean" with our expert guide. Identify root causes like vacuum leaks, differentiate bank faults, and avoid costly sensor replacements. Follow step-by-step troubleshooting to pinpoint the exact issue and restore performance.

Aug 10, 2026

Mass Airflow Sensor (MAF): Symptoms, Diagnosis & Replacement Guide

A bad Mass Airflow Sensor (MAF) can lead to engine issues. Use an OBD2 scanner to diagnose problems and replace with a quality aftermarket sensor for better performance.

Jul 21, 2026

How to change a mass air flow sensor

Replace the MAF sensor to maintain performance. Follow safety steps and consider A-Premium for quality. Regular maintenance prevents issues.

Jul 21, 2026