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NTK 24731 Air / Fuel Ratio Sensor - UpstreamOE Quality 60-Day Returns
Part #: 24731

NTK 24731 Air / Fuel Ratio Sensor - Upstream

Direct Fit 4-Wire A/F Sensor, Upstream
14 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$178.41Free Shipping
Free ShippingNo Cost to Continental U.S.
Free Returns*Wrong fit? No cost
60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
Direct Fit 4-Wire A/F Sensor, Upstream
Fitment: Mazda, 2 and MX-5 Miata
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST
Not what you need? See all Air / Fuel Ratio Sensor options
NTK 24731 Air / Fuel Ratio Sensor - Upstream
BrandNTK
Part Number24731
PositionDirect Fit 4-Wire A/F Sensor, Upstream
11589Metric
HeatedYes
Wiring Harness Length21.00
Wiring Harness Length535.00
Sensor TypeWide-band
Connector ColorBlack
Terminal TypePin
Thread Length7.00
Universal Or Specific FitSpecific
Wire Quantity4
Grade TypeStandard replacement
Connector ShapeIrregular hexagon
Terminal Quantity4
Connector GenderFemale
Terminal GenderFemale
Thread SizeM18 - 1.5
Mounting Bracket IncludedNo
HeatedYes
Hex Size7/8" (22mm)
Technology4-wire a/f sensor

This part fits 14 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2015MazdaMX-5 Miata2.0LL4UpstreamOE Equivalent Design; Direct Fit 4-Wire A/F Sensor
2014Mazda21.5LL4UpstreamOE Equivalent Design; Direct Fit 4-Wire A/F Sensor
2014MazdaMX-5 Miata2.0LL4UpstreamOE Equivalent Design; Direct Fit 4-Wire A/F Sensor
2013Mazda21.5LL4UpstreamOE Equivalent Design; Direct Fit 4-Wire A/F Sensor
2013MazdaMX-5 Miata2.0LL4UpstreamOE Equivalent Design; Direct Fit 4-Wire A/F Sensor
2012Mazda21.5LL4UpstreamOE Equivalent Design; Direct Fit 4-Wire A/F Sensor
2012MazdaMX-5 Miata2.0LL4UpstreamOE Equivalent Design; Direct Fit 4-Wire A/F Sensor
2011Mazda21.5LL4UpstreamOE Equivalent Design; Direct Fit 4-Wire A/F Sensor
2011MazdaMX-5 Miata2.0LL4UpstreamOE Equivalent Design; Direct Fit 4-Wire A/F Sensor
2010MazdaMX-5 Miata2.0LL4UpstreamOE Equivalent Design; Direct Fit 4-Wire A/F Sensor
2009MazdaMX-5 Miata2.0LL4UpstreamOE Equivalent Design; Direct Fit 4-Wire A/F Sensor
2008MazdaMX-5 Miata2.0LL4UpstreamOE Equivalent Design; Direct Fit 4-Wire A/F Sensor
2007MazdaMX-5 Miata2.0LL4UpstreamOE Equivalent Design; Direct Fit 4-Wire A/F Sensor
2006MazdaMX-5 Miata2.0LL4UpstreamOE Equivalent Design; Direct Fit 4-Wire A/F Sensor

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

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