SKP SKIM4438 Engine Intake Valve
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SKP

SKP SKIM4438 Engine Intake Valve

Brand SKP SKIM4438
Fits Saab and Subaru · 44 vehicles

Engine intake valve. A direct replacement part for restoring proper airflow and combustion timing.

Cross-references 13201-AA390, 13201-AA391 and IM4438 for the same application. See all 3.

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SKP SKIM4438 Engine Intake Valve

The SKP SKIM4438 is an engine intake valve for Subaru and Saab applications that require the specified stem and head dimensions. It is a direct-fit replacement for select Subaru WRX STI, Impreza, Forester, Legacy, Outback, Baja, and Saab 9-2X models.

Key Features

  • Engine intake valve for valve train service and cylinder head repair
  • .2345" stem diameter and 1.416" head diameter
  • Direct replacement for select Subaru and Saab applications
  • Cross-references SKP SKIM4438, IM4438, 13201-AA390, and 13201-AA391
  • Fits a broad range of Subaru Impreza, Forester, Legacy, Outback, and Baja applications

Detailed Description

SKP SKIM4438 is an intake valve built for engine valve train service where the original valve must match the listed stem and head dimensions. This part is used in select Subaru WRX STI, Subaru Impreza, Subaru Forester, Subaru Legacy, Subaru Outback, Subaru Baja, and Saab 9-2X applications. The SKIM4438 part number is also referenced by IM4438, 13201-AA390, and 13201-AA391 for the same application.

Compatible With: Fits 2015 Subaru WRX STI, N/A; Fits 2002-2014 Subaru Impreza, N/A; Fits 2004-2013 Subaru Forester, N/A; Fits 2005-2012 Subaru Legacy, N/A; Fits 2005-2009 Subaru Outback, N/A; Fits 2005-2006 Saab 9-2X, N/A; Fits 2004-2006 Subaru Baja, N/A.

What This Part Helps Address

  • Worn or damaged intake valve surfaces
  • Compression loss related to valve sealing issues
  • Misfire concerns tied to valve train wear
  • Engine performance problems after cylinder head service
  • Restoration of proper intake valve operation during rebuilds

Installation Notes and Tips

Verify stem diameter and head diameter before installation to confirm the valve matches the original specification. Cylinder head inspection, valve seat condition, and related valve train components should be checked during service. Professional engine assembly procedures are recommended for proper fit and sealing.

Quality Assurance

SKP replacement parts are cataloged for specific OE-style applications and dimensional requirements. Confirm fitment against the vehicle listing and original part number before installation.

Related reading

This part fits 44 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersFuel TypeNotes
2015SubaruWRX STI2.5LH4—.2345" stem. 1.416" head.
2014SubaruImpreza2.5LH4GAS.2345" stem. 1.416" head.
2013SubaruForester2.5LH4GAS.2345" stem. 1.416" head.
2013SubaruImpreza2.5LH4GAS.2345" stem. 1.416" head.
2012SubaruForester2.5LH4GAS.2345" stem. 1.416" head.
2012SubaruImpreza2.5LH4GAS.2345" stem. 1.416" head.
2012SubaruLegacy2.5LH4GAS.2345" stem. 1.416" head.
2011SubaruForester2.5LH4GAS.2345" stem. 1.416" head.
2011SubaruImpreza2.5LH4GAS.2345" stem. 1.416" head.
2011SubaruLegacy2.5LH4GAS.2345" stem. 1.416" head.
2010SubaruForester2.5LH4GAS.2345" stem. 1.416" head.
2010SubaruImpreza2.5LH4GAS.2345" stem. 1.416" head.
2010SubaruLegacy2.5LH4GAS.2345" stem. 1.416" head.
2009SubaruForester2.5LH4GAS.2345" stem. 1.416" head.
2009SubaruImpreza2.5LH4GAS.2345" stem. 1.416" head.
2009SubaruLegacy2.5LH4GAS.2345" stem. 1.416" head.
2009SubaruOutback2.5LH4GAS.2345" stem. 1.416" head.
2008SubaruForester2.5LH4GAS.2345" stem. 1.416" head.
2008SubaruImpreza2.5LH4GAS.2345" stem. 1.416" head.
2008SubaruLegacy2.5LH4GAS.2345" stem. 1.416" head.
2008SubaruOutback2.5LH4GAS.2345" stem. 1.416" head.
2007SubaruForester2.5LH4GAS.2345" stem. 1.416" head.
2007SubaruImpreza2.5LH4GAS.2345" stem. 1.416" head.
2007SubaruLegacy2.5LH4GAS.2345" stem. 1.416" head.
2007SubaruOutback2.5LH4GAS.2345" stem. 1.416" head.
2006Saab9-2X2.5LH4GAS.2345" stem. 1.416" head.
2006SubaruBaja2.5LH4GAS.2345" stem. 1.416" head.
2006SubaruForester2.5LH4GAS.2345" stem. 1.416" head.
2006SubaruImpreza2.5LH4GAS.2345" stem. 1.416" head.
2006SubaruLegacy2.5LH4GAS.2345" stem. 1.416" head.
2006SubaruOutback2.5LH4GAS.2345" stem. 1.416" head.
2005Saab9-2X2.0LH4GAS.2345" stem. 1.416" head.
2005SubaruBaja2.5LH4GAS.2345" stem. 1.416" head.
2005SubaruForester2.5LH4GAS.2345" stem. 1.416" head.
2005SubaruImpreza2.0LH4GAS.2345" stem. 1.416" head.
2005SubaruImpreza2.5LH4GAS.2345" stem. 1.416" head.
2005SubaruLegacy2.5LH4GAS.2345" stem. 1.416" head.
2005SubaruOutback2.5LH4GAS.2345" stem. 1.416" head.
2004SubaruBaja2.5LH4GAS.2345" stem. 1.416" head.
2004SubaruForester2.5LH4GAS.2345" stem. 1.416" head.
2004SubaruImpreza2.0LH4GAS.2345" stem. 1.416" head.
2004SubaruImpreza2.5LH4GAS.2345" stem. 1.416" head.
2003SubaruImpreza2.0LH4GAS.2345" stem. 1.416" head.
2002SubaruImpreza2.0LH4GAS.2345" stem. 1.416" head.
Directly replaces or cross-references 3 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
13201-AA39013201-AA391IM4438