{
    "lazyNodes": false,
    "abFitnotesFlag": false,
    "abCrawlReviews": false,
    "productOptionsCookie": false,
    "orderDelayFlag": false,
    "skipSessionCookie": false,
    "covidMessage": false,
    "fullTitleCookie": false,
    "nrLoggerCookie": false,
    "checkoutReviewCookie": false,
    "productOptionSeqCookie": false,
    "maintenanceFlag": false,
    "bufferETACookie": false,
    "multiShippingDiscountFlag": false,
    "newFitmentFlag": false,
    "surveyOptInFlag": false,
    "crossSellFlag": false,
    "skuMappingFlag": false,
    "paySplitCookie": false,
    "callDisableFlag": false,
    "zipPaymentFlag": "u",
    "hassleFreeReturn": false,
    "lifetimeReplacement": false,
    "cpn_off": false
}
Select your vehicle

WAI Mass Air Flow Sensors

Refine by:

Shop Catalog

Showing 1 - 15 of 189 results
Display item:
15
30
45
Sort by:
MAF20215T OE Replacement Series Mass Air Flow Sensor
Part Number: WAIMAF20215T
Vehicle Info Required to Guarantee Fit
$76.99
Vehicle Fitment
  • 2009 - 2013 BMW X5 xDrive35d 6 Cyl 3.0L
  • 2011 - 2013 BMW X5 xDrive35i 6 Cyl 3.0L
  • 2009 - 2010 BMW X5 xDrive30i 6 Cyl 3.0L
  • 2009 - 2011 BMW 335d All Submodels All Engines
Product Details
Replaces OE Number : MAS0422, MA456, AF10533Quantity Sold : Sold individuallyWarranty : WAI limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Condition : NewSeries : OE Replacement SeriesInterchange Part Number : MAS0422, MA456, AF10533Recommended Use : OE Replacement
MAF20313T OE Replacement Series Mass Air Flow Sensor
Part Number: WAIMAF20313T
Vehicle Info Required to Guarantee Fit
$80.49
Vehicle Fitment
  • 2013 - 2016 Mini Cooper Countryman John Cooper Works ALL4 4 Cyl 1.6L
  • 2012 - 2015 Mini Cooper Roadster S 4 Cyl 1.6L
  • 2011 - 2014 Mini Cooper Clubman 4 Cyl 1.6L
  • 2013 - 2016 Mini Cooper Paceman John Cooper Works ALL4 4 Cyl 1.6L
  • 2013 - 2016 Mini Cooper Paceman S 4 Cyl 1.6L
  • 2011 - 2016 Mini Cooper Countryman S ALL4 4 Cyl 1.6L
  • 2013 - 2016 Mini Cooper Paceman Base 4 Cyl 1.6L
  • 2012 - 2015 Mini Cooper Roadster John Cooper Works 4 Cyl 1.6L
  • 2012 - 2015 Mini Cooper Roadster 4 Cyl 1.6L
  • 2011 - 2016 Mini Cooper Countryman S 4 Cyl 1.6L
  • 2011 - 2016 Mini Cooper Countryman Base 4 Cyl 1.6L
  • 2012 - 2015 Mini Cooper John Cooper Works 4 Cyl 1.6L
  • 2011 - 2015 Mini Cooper Base 4 Cyl 1.6L
  • 2012 - 2015 Mini Cooper Coupe S 4 Cyl 1.6L
  • 2012 - 2015 Mini Cooper Coupe John Cooper Works 4 Cyl 1.6L
  • 2013 - 2016 Mini Cooper Paceman S ALL4 4 Cyl 1.6L
  • 2013 Mini Cooper John Cooper Works GP 4 Cyl 1.6L
  • 2011 - 2014 Mini Cooper S Clubman 4 Cyl 1.6L
  • 2012 - 2015 Mini Cooper Coupe 4 Cyl 1.6L
  • 2011 - 2015 Mini Cooper S 4 Cyl 1.6L
  • 2012 - 2014 Mini Cooper John Cooper Works Clubman 4 Cyl 1.6L
Product Details
Replaces OE Number : MAS0355, MA325, AF10418Quantity Sold : Sold individuallyWarranty : WAI limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Condition : NewSeries : OE Replacement SeriesInterchange Part Number : MAS0355, MA325, AF10418Recommended Use : OE Replacement
MAF10199T OE Replacement Series Mass Air Flow Sensor
Part Number: WAIMAF10199T
Vehicle Info Required to Guarantee Fit
$82.49
Vehicle Fitment
  • 1990 Volvo 760 Base 4 Cyl 2.3L
  • 1989 Volvo 245 All Submodels All Engines
  • 1990 - 1993 Volvo 240 All Submodels All Engines
  • 1991 - 1995 Volvo 940 All Submodels All Engines
  • 1990 Volvo 780 Base 4 Cyl 2.3L
  • 1989 - 1992 Volvo 740 All Submodels All Engines
  • 1989 Volvo 244 All Submodels All Engines
  • 1991 Volvo 780 All Submodels All Engines
Product Details
Replaces OE Number : MF20044N, 64-1743, AF10199Quantity Sold : Sold individuallyWarranty : WAI limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Condition : NewSeries : OE Replacement SeriesInterchange Part Number : MF20044N, 64-1743, AF10199Recommended Use : OE Replacement
MAF20296 Mass Air Flow Sensor, 8 Cyl., 5.6L Engine
Part Number: WAIMAF20296
Vehicle Info Required to Guarantee Fit
$83.99
Product Details
Replaces OE Number : MAS0353, MA455, AF10440Quantity Sold : Sold individuallyWarranty : WAI limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Condition : NewInterchange Part Number : MAS0353, MA455, AF10440Recommended Use : OE Replacement
MAF8411T Mass Air Flow Sensor
Part Number: WAIMAF8411T
Vehicle Info Required to Guarantee Fit
$56.99
Product Details
Replaces OE Number : MAS0203, MA145, AF10043Quantity Sold : Sold individuallyWarranty : WAI limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Condition : NewInterchange Part Number : MAS0203, MA145, AF10043Recommended Use : OE Replacement
MAF10082 Mass Air Flow Sensor
Part Number: WAIMAF10082
Vehicle Info Required to Guarantee Fit
$57.99
Product Details
Replaces OE Number : MAS0319, MA278, AF10452Quantity Sold : Sold individuallyWarranty : WAI limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Condition : NewInterchange Part Number : MAS0319, MA278, AF10452Recommended Use : OE Replacement
MAF10202 Mass Air Flow Sensor
Part Number: WAIMAF10202
Vehicle Info Required to Guarantee Fit
$43.99
Product Details
Replaces OE Number : MAS0281, MA175, AF10202Quantity Sold : Sold individuallyWarranty : WAI limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Condition : NewInterchange Part Number : MAS0281, MA175, AF10202Recommended Use : OE Replacement
MAF10203 OE Replacement Series Mass Air Flow Sensor
Part Number: WAIMAF10203
Vehicle Info Required to Guarantee Fit
$78.49
Vehicle Fitment
  • 2008 Mitsubishi Lancer GTS All Engines
  • 2005 - 2007 Mitsubishi Outlander All Submodels All Engines
  • 2011 - 2014 Mitsubishi Lancer ES Sportback 4 Cyl 2.0L
  • 2006 - 2012 Mitsubishi Eclipse GS 4 Cyl 2.4L
  • 2007 - 2012 Mitsubishi Eclipse Spyder GT 6 Cyl 3.8L
  • 2012 Mitsubishi Eclipse Spyder SE 4 Cyl 2.4L
  • 2009 - 2011 Mitsubishi Lancer GTS 4 Cyl 2.4L
  • 2016 - 2017 Mitsubishi Lancer GTS 4 Cyl 2.4L
  • 2010 - 2011 Mitsubishi Lancer GTS Sportback 4 Cyl 2.4L
  • 2006 - 2012 Mitsubishi Eclipse GT 6 Cyl 3.8L
  • 2010 - 2012 Mitsubishi Eclipse GS Sport 4 Cyl 2.4L
  • 2005 - 2008 Mitsubishi Endeavor All Submodels All Engines
  • 2010 - 2011 Mitsubishi Endeavor All Submodels All Engines
  • 2008 - 2010 Mitsubishi Outlander LS 6 Cyl 3.0L
  • 2013 Mitsubishi Outlander LS 6 Cyl 3.0L
  • 2007 - 2011 Mitsubishi Eclipse Spyder GS 4 Cyl 2.4L
  • 2011 Mitsubishi RVR GT All Engines
  • 2012 - 2017 Mitsubishi Lancer SE 4 Cyl 2.4L
  • 2011 - 2015 Mitsubishi Lancer GT 4 Cyl 2.0L
  • 2011 - 2013 Mitsubishi Outlander Sport ES All Engines
  • 2012 - 2016 Mitsubishi Lancer GT 4 Cyl 2.4L
  • 2009 Mitsubishi Galant Sport V6 6 Cyl 3.8L
  • 2012 - 2015 Mitsubishi Lancer GT Sportback 4 Cyl 2.4L
  • 2010 - 2012 Mitsubishi Lancer Evolution GSR 4 Cyl 2.0L
  • 2004 - 2004 Mitsubishi Outlander LS 4 Cyl 2.4L
  • 2011 Mitsubishi Outlander LS 4 Cyl 2.4L
  • 2011 - 2013 Mitsubishi Outlander Sport SE All Engines
  • 2008 - 2009 Mitsubishi Eclipse GT-P 6 Cyl 3.8L
  • 2011 Mitsubishi Eclipse GT-P 6 Cyl 3.8L
  • 2009 - 2017 Mitsubishi Lancer ES 4 Cyl 2.0L
  • 2009 - 2016 Mitsubishi Lancer DE 4 Cyl 2.0L
  • 2010 - 2011 Mitsubishi Lancer Ralliart Sportback 4 Cyl 2.0L
  • 2010 - 2012 Mitsubishi Lancer Evolution MR 4 Cyl 2.0L
  • 2004 - 2009 Mitsubishi Galant ES 4 Cyl 2.4L
  • 2009 - 2015 Mitsubishi Lancer SE 4 Cyl 2.0L
  • 2004 - 2006 Mitsubishi Galant LS 6 Cyl 3.8L
  • 2004 - 2008 Mitsubishi Galant DE 4 Cyl 2.4L
  • 2009 Mitsubishi Galant Sport Edition 4 Cyl 2.4L
  • 2010 - 2012 Mitsubishi Galant All Submodels All Engines
  • 2015 - 2017 Mitsubishi Lancer SE Limited Edition 4 Cyl 2.4L
  • 2004 - 2007 Mitsubishi Galant GTS 6 Cyl 3.8L
  • 2012 Mitsubishi Eclipse Spyder GS Sport 4 Cyl 2.4L
  • 2015 - 2017 Mitsubishi Lancer SE Limited Edition 4 Cyl 2.0L
  • 2004 Mitsubishi Lancer Sportback Ralliart 4 Cyl 2.4L
  • 2004 Mitsubishi Lancer Sportback 4 Cyl 2.4L
  • 2004 Mitsubishi Endeavor XLS 6 Cyl 3.8L
  • 2008 - 2011 Mitsubishi Outlander XLS 6 Cyl 3.0L
  • 2013 Mitsubishi Outlander XLS 6 Cyl 3.0L
  • 2008 - 2013 Mitsubishi Outlander SE 4 Cyl 2.4L
  • 2016 - 2017 Mitsubishi Lancer SEL 4 Cyl 2.4L
  • 2008 - 2013 Mitsubishi Outlander ES 4 Cyl 2.4L
  • 2011 - 2015 Mitsubishi Lancer SE Sportback 4 Cyl 2.0L
  • 2016 - 2017 Mitsubishi Lancer ES 4 Cyl 2.4L
  • 2010 - 2011 Mitsubishi Lancer Evolution MR Touring 4 Cyl 2.0L
  • 2015 Mitsubishi Lancer SE Limited Edition Sportback 4 Cyl 2.4L
  • 2004 Mitsubishi Endeavor Limited 6 Cyl 3.8L
  • 2011 Mitsubishi RVR ES All Engines
  • 2010 - 2013 Mitsubishi Outlander GT 6 Cyl 3.0L
  • 2012 - 2013 Mitsubishi RVR All Submodels All Engines
  • 2008 - 2009 Mitsubishi Eclipse Spyder GT-P 6 Cyl 3.8L
  • 2011 Mitsubishi Eclipse Spyder GT-P 6 Cyl 3.8L
  • 2007 - 2008 Mitsubishi Eclipse SE 4 Cyl 2.4L
  • 2012 Mitsubishi Eclipse SE 4 Cyl 2.4L
  • 2007 - 2009 Mitsubishi Galant Ralliart 6 Cyl 3.8L
  • 2010 - 2012 Mitsubishi Lancer Ralliart 4 Cyl 2.0L
  • 2008 Mitsubishi Lancer ES All Engines
  • 2015 Mitsubishi Lancer SE Limited Edition Sportback 4 Cyl 2.0L
  • 2008 Mitsubishi Lancer DE All Engines
  • 2011 - 2013 Mitsubishi Lancer GT Sportback 4 Cyl 2.0L
  • 2014 Mitsubishi Lancer Limited Edition 4 Cyl 2.0L
  • 2009 Mitsubishi Galant GT 6 Cyl 3.8L
  • 2005 - 2007 Mitsubishi Galant SE 4 Cyl 2.4L
  • 2011 Mitsubishi RVR SE All Engines
  • 2004 - 2006 Mitsubishi Lancer Ralliart 4 Cyl 2.4L
  • 2004 Mitsubishi Endeavor LS 6 Cyl 3.8L
  • 2008 Mitsubishi Eclipse SE 6 Cyl 3.8L
  • 2010 Mitsubishi Lancer Evolution SE 4 Cyl 2.0L
  • 2004 Mitsubishi Outlander XLS 4 Cyl 2.4L
  • 2013 Mitsubishi Outlander Sport LE All Engines
Product Details
Replaces OE Number : MAS0261, MA189, AF10203Quantity Sold : Sold individuallyWarranty : WAI limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Condition : NewSeries : OE Replacement SeriesInterchange Part Number : MAS0261, MA189, AF10203Recommended Use : OE Replacement
MAF20159 OE Replacement Series Mass Air Flow Sensor
Part Number: WAIMAF20159
Vehicle Info Required to Guarantee Fit
$40.99
Product Details
Replaces OE Number : MAS0302, MA387, AF10343Quantity Sold : Sold individuallyWarranty : WAI limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Condition : NewSeries : OE Replacement SeriesInterchange Part Number : MAS0302, MA387, AF10343Recommended Use : OE Replacement
MAF20336 Mass Air Flow Sensor, Sensor Only
Part Number: WAIMAF20336
Vehicle Info Required to Guarantee Fit
$41.49
Vehicle Fitment
  • 2002 - 2003 Nissan Pathfinder All Submodels All Engines
Product Details
Replaces OE Number : MAS0399, MA902Quantity Sold : Sold individuallyWarranty : WAI limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Condition : NewInterchange Part Number : MAS0399, MA902Recommended Use : OE Replacement
MAF10136 OE Replacement Series Mass Air Flow Sensor
Part Number: WAIMAF10136
Vehicle Info Required to Guarantee Fit
$43.49
Product Details
Replaces OE Number : MAS0265, MA234, AF10136Quantity Sold : Sold individuallyWarranty : WAI limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Condition : NewSeries : OE Replacement SeriesInterchange Part Number : MAS0265, MA234, AF10136Recommended Use : OE Replacement
MAF20337T Mass Air Flow Sensor, 4 Cyl., 2.5L Engine
Part Number: WAIMAF20337T
Vehicle Info Required to Guarantee Fit
$47.49
Vehicle Fitment
  • 2002 Nissan Sentra SE-R Spec V 4 Cyl 2.5L
  • 2002 Nissan Sentra SE-R 4 Cyl 2.5L
Product Details
Replaces OE Number : MA178Quantity Sold : Sold individuallyWarranty : WAI limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Condition : NewInterchange Part Number : MA178Recommended Use : OE Replacement
MAF10058T Mass Air Flow Sensor
Part Number: WAIMAF10058T
Vehicle Info Required to Guarantee Fit
$46.99
Product Details
Replaces OE Number : MAS0183, 64-1861, AF10058Quantity Sold : Sold individuallyWarranty : WAI limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Condition : NewInterchange Part Number : MAS0183, 64-1861, AF10058Recommended Use : OE Replacement
MAF20329T Mass Air Flow Sensor
Part Number: WAIMAF20329T
Vehicle Info Required to Guarantee Fit
$44.49
Vehicle Fitment
  • 2003 - 2004 Infiniti M45 All Submodels All Engines
  • 2003 - 2004 Infiniti FX45 All Submodels All Engines
  • 2003 - 2004 Infiniti Q45 All Submodels All Engines
Product Details
Replaces OE Number : MAS0372, AF10221Quantity Sold : Sold individuallyWarranty : WAI limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Condition : NewInterchange Part Number : MAS0372, AF10221Recommended Use : OE Replacement
MAF20325T Mass Air Flow Sensor
Part Number: WAIMAF20325T
Vehicle Info Required to Guarantee Fit
$42.99
Vehicle Fitment
  • 2004 - 2009 Audi S4 All Submodels All Engines
  • 2002 - 2003 Audi S6 All Submodels All Engines
  • 2001 - 2003 Audi S8 All Submodels All Engines
Product Details
Replaces OE Number : MAS0318, MA294, AF10561-12B1Quantity Sold : Sold individuallyWarranty : WAI limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Condition : NewInterchange Part Number : MAS0318, MA294, AF10561-12B1Recommended Use : OE Replacement
Page 1 of 13 | Showing 1 - 15 of 189 results

Helpful Automotive Resources

P2187 Code: System too Lean at Idle (Bank 1)
P2187 Code: System too Lean at Idle (Bank 1)The term “Bank 1” on vehicles with V-engine and flat layouts refers to the side where the number 1 cylinder is located. Obviously, the other bank will be Bank 2.
P0104 Code: Mass Air Flow (MAF) “A” Circuit Intermittent / Erratic
P0104 Code: Mass Air Flow (MAF) “A” Circuit Intermittent / ErraticDiagnostic trouble code (DTC) P0104 stands for “Mass Air Flow (MAF) “A” Circuit Intermittent/Erratic.” It may be logged once the PCM perceives that the MAF sensor frequency signal is not within the expected range based on the calculated MAF value.
What Does Remanufactured Mean? VS Refurbished, Rebuilt, Reconditioned
What Does Remanufactured Mean? VS Refurbished, Rebuilt, ReconditionedRemanufactured refers to an old part that has been restored to “like-new” condition in terms of performance and reliability.