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SKP SK2451178 Mass Air Flow SensorOE Quality 60-Day Returns
Part #: SK2451178

SKP SK2451178 Mass Air Flow Sensor

84 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Lexus and Toyota, 4Runner, GX460, GX470, Land Cruiser, LX470, LX570, Sequoia, Tacoma, and Tundra
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Mass Air Flow Sensor for Toyota and Lexus

The SKP SK2451178 mass air flow sensor measures incoming air so the engine control system can calculate fuel delivery accurately. It is a direct-fit replacement for select Toyota and Lexus trucks and SUVs, including Toyota Tacoma, Tundra, Sequoia, 4Runner, Land Cruiser, and Lexus GX470, GX460, LX470, and LX570 applications.

  • Direct-fit mass air flow sensor for emission control and engine management systems
  • Fits 2005-2015 Toyota Tacoma, Tundra, Sequoia, 4Runner, and Land Cruiser applications
  • Fits 2005-2015 Lexus GX470, GX460, LX470, and LX570 applications
  • Cross-references Hitachi Automotive MAF0035 and Walker Products 245-1178 for the same application
  • SK2451178 part number for accurate catalog matching and replacement lookup

Detailed Product Overview

This SKP mass air flow sensor is built for vehicles that rely on precise airflow measurement to maintain proper fuel trim and drivability. It fits a wide range of Toyota and Lexus models, including 2005-2015 Toyota Tacoma, 2005-2015 Toyota Tundra, and 2010-2015 Lexus GX460, making it a practical replacement when the original sensor is no longer reading airflow correctly. The SK2451178 is also listed for 2006-2011 Toyota Land Cruiser and 2008-2011 Lexus LX570 applications.

Common Issues This Part Can Address

  • Rough idle caused by inaccurate airflow readings
  • Hesitation or sluggish throttle response
  • Check engine light related to mass air flow sensor faults
  • Poor fuel economy from incorrect air metering
  • Hard starting or unstable engine operation

Installation Notes and Tips

Verify the connector style and engine application against the original sensor before installation. Inspect the air intake tube, filter housing, and wiring connector for contamination or damage, since intake leaks and electrical issues can affect sensor performance. After installation, clear diagnostic trouble codes and confirm idle quality and throttle response during a road test.

Quality Assurance

SKP catalogs this sensor as a replacement part for select Toyota and Lexus applications. The SK2451178 is listed with OE-style interchange references for application matching, including Hitachi Automotive MAF0035 and Walker Products 245-1178.

This part fits 84 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2015LexusGX4604.6LV8N/A
2015LexusLX5705.7LV8N/A
2015ToyotaLand Cruiser5.7LV8N/A
2015ToyotaSequoia5.7LV8N/A
2015ToyotaTacoma2.7LL4N/A
2015ToyotaTundra5.7LV8N/A
2015ToyotaTundra4.6LV8N/A
2014LexusGX4604.6LV8N/A
2014LexusLX5705.7LV8N/A
2014ToyotaLand Cruiser5.7LV8N/A
2014ToyotaSequoia5.7LV8N/A
2014ToyotaTacoma2.7LL4N/A
2014ToyotaTundra5.7LV8N/A
2014ToyotaTundra4.6LV8N/A
2013LexusGX4604.6LV8N/A
2013LexusLX5705.7LV8N/A
2013ToyotaLand Cruiser5.7LV8N/A
2013ToyotaSequoia5.7LV8N/A
2013ToyotaTacoma2.7LL4N/A
2013ToyotaTundra5.7LV8N/A
2013ToyotaTundra4.6LV8N/A
2012LexusGX4604.6LV8N/A
2012ToyotaSequoia5.7LV8N/A
2012ToyotaSequoia4.6LV8N/A
2012ToyotaTacoma2.7LL4N/A
2012ToyotaTundra5.7LV8N/A
2012ToyotaTundra4.6LV8N/A
2011LexusGX4604.6LV8N/A
2011LexusLX5705.7LV8N/A
2011ToyotaLand Cruiser5.7LV8N/A
2011ToyotaSequoia5.7LV8N/A
2011ToyotaSequoia4.6LV8N/A
2011ToyotaTacoma2.7LL4N/A
2011ToyotaTundra5.7LV8N/A
2011ToyotaTundra4.6LV8N/A
2010LexusGX4604.6LV8N/A
2010LexusLX5705.7LV8N/A
2010Toyota4Runner2.7LL4N/A
2010ToyotaLand Cruiser5.7LV8N/A
2010ToyotaSequoia5.7LV8N/A
2010ToyotaSequoia4.6LV8N/A
2010ToyotaTacoma2.7LL4N/A
2010ToyotaTundra5.7LV8N/A
2010ToyotaTundra4.6LV8N/A
2009LexusGX4704.7LV8N/A
2009LexusLX5705.7LV8N/A
2009Toyota4Runner4.7LV8N/A
2009ToyotaLand Cruiser5.7LV8N/A
2009ToyotaSequoia4.7LV8N/A
2009ToyotaSequoia5.7LV8N/A
2009ToyotaTacoma2.7LL4N/A
2009ToyotaTundra4.7LV8N/A
2009ToyotaTundra5.7LV8N/A
2008LexusGX4704.7LV8N/A
2008LexusLX5705.7LV8N/A
2008Toyota4Runner4.7LV8N/A
2008ToyotaLand Cruiser5.7LV8N/A
2008ToyotaSequoia4.7LV8N/A
2008ToyotaSequoia5.7LV8N/A
2008ToyotaTacoma2.7LL4N/A
2008ToyotaTundra4.7LV8N/A
2008ToyotaTundra5.7LV8N/A
2007LexusGX4704.7LV8N/A
2007LexusLX4704.7LV8N/A
2007Toyota4Runner4.7LV8N/A
2007ToyotaLand Cruiser4.7LV8N/A
2007ToyotaSequoia4.7LV8N/A
2007ToyotaTacoma2.7LL4N/A
2007ToyotaTundra4.7LV8N/A
2007ToyotaTundra5.7LV8N/A
2006LexusGX4704.7LV8N/A
2006LexusLX4704.7LV8N/A
2006Toyota4Runner4.7LV8N/A
2006ToyotaLand Cruiser4.7LV8N/A
2006ToyotaSequoia4.7LV8N/A
2006ToyotaTacoma2.7LL4N/A
2006ToyotaTundra4.7LV8N/A
2005LexusGX4704.7LV8N/AFrom 11/04
2005LexusLX4704.7LV8N/AFrom 05/05
2005Toyota4Runner4.7LV8N/A
2005ToyotaLand Cruiser4.7LV8N/AFrom 05/05
2005ToyotaSequoia4.7LV8N/A
2005ToyotaTacoma2.7LL4N/A
2005ToyotaTundra4.7LV8N/A

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

This part directly replaces or is cross-referenced with the following part numbers:

22204-7030222040F030222500F030245-117824511785S6299917925MAF0035SU7810

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.

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