Mahle G31914 Fuel Injection Plenum Gasket
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Mahle

Mahle G31914 Fuel Injection Plenum Gasket

Brand Mahle G31914
Additional Package Contents None
Item Grade OEM Standard
Plenum Gasket Material Molded Rubber
Fits Chevrolet, GMC, and Hummer · 45 vehicles

OEM standard. Molded rubber plenum gasket for dependable sealing.

World-class sealing. Trusted by OEMs and technicians around the globe.

Cross-references General Motors 97363723 for the same application. See all 1.

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Mahle Fuel Injection Plenum Gasket G31914

The Mahle G31914 fuel injection plenum gasket is an OEM-standard sealing component built with molded rubber for a precise seal at the intake plenum. It is made for applications that require a molded rubber O-ring type gasket and is a direct replacement for the listed Chevrolet, GMC, and Hummer vehicles.

Key Features

  • OEM Standard item grade for factory-style fit and sealing performance
  • Molded rubber plenum gasket material for consistent sealing at the plenum interface
  • Designed for fuel injection plenum service on GM truck and van applications
  • Direct interchange reference: General Motors 97363723
  • Mahle sealing technology trusted in OEM and technician applications

Detailed Description

Mahle G31914 is a fuel injection plenum gasket for GM applications that call for a molded rubber O-ring type seal. It is used on 2006-2010 Chevrolet Express 2500, 2006-2010 Chevrolet Express 3500, 2006-2010 Chevrolet Silverado 2500 HD, 2007-2010 Chevrolet Silverado 3500 HD, 2006-2010 GMC Savana 2500, 2006-2010 GMC Savana 3500, 2006-2010 GMC Sierra 2500 HD, 2007-2010 GMC Sierra 3500 HD, and 2006 Hummer H1. This part number, G31914, is also referenced by General Motors 97363723 for the same application.

What This Part Helps Address

  • Intake plenum air leaks that can affect engine sealing
  • Vacuum leaks at the fuel injection plenum interface
  • Rough idle caused by a compromised plenum seal
  • Driveability issues related to intake sealing loss
  • Service replacement needs on GM trucks, vans, and Hummer H1 applications

Installation Notes and Tips

Verify the engine and intake configuration before installation, since fitment is limited to the listed vehicles and molded rubber O-ring type applications. Clean the mating surfaces thoroughly and inspect the plenum and intake components for damage before installing the new gasket. Confirm the part number G31914 against the original seal and vehicle application before assembly.

Quality Assurance

Mahle gaskets are built as OEM-standard sealing products and are used in factory-style repair applications. The brand’s sealing components are recognized by OEMs and technicians for consistent fit and dependable sealing performance.

This part fits 45 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
2010ChevroletExpress 25006.6LV8N/AMolded rubber O-ring type.
2010ChevroletExpress 35006.6LV8N/AMolded rubber O-ring type.
2010ChevroletSilverado 2500 HD6.6LV8N/AMolded rubber O-ring type.
2010ChevroletSilverado 3500 HD6.6LV8N/AMolded rubber O-ring type.
2010GMCSavana 25006.6LV8N/AMolded rubber O-ring type.
2010GMCSavana 35006.6LV8N/AMolded rubber O-ring type.
2010GMCSierra 2500 HD6.6LV8N/AMolded rubber O-ring type.
2010GMCSierra 3500 HD6.6LV8N/AMolded rubber O-ring type.
2009ChevroletExpress 25006.6LV8N/AMolded rubber O-ring type.
2009ChevroletExpress 35006.6LV8N/AMolded rubber O-ring type.
2009ChevroletSilverado 2500 HD6.6LV8N/AMolded rubber O-ring type.
2009ChevroletSilverado 3500 HD6.6LV8N/AMolded rubber O-ring type.
2009GMCSavana 25006.6LV8N/AMolded rubber O-ring type.
2009GMCSavana 35006.6LV8N/AMolded rubber O-ring type.
2009GMCSierra 2500 HD6.6LV8N/AMolded rubber O-ring type.
2009GMCSierra 3500 HD6.6LV8N/AMolded rubber O-ring type.
2008ChevroletExpress 25006.6LV8N/AMolded rubber O-ring type.
2008ChevroletExpress 35006.6LV8N/AMolded rubber O-ring type.
2008ChevroletSilverado 2500 HD6.6LV8N/AMolded rubber O-ring type.
2008ChevroletSilverado 3500 HD6.6LV8N/AMolded rubber O-ring type.
2008GMCSavana 25006.6LV8N/AMolded rubber O-ring type.
2008GMCSavana 35006.6LV8N/AMolded rubber O-ring type.
2008GMCSierra 2500 HD6.6LV8N/AMolded rubber O-ring type.
2008GMCSierra 3500 HD6.6LV8N/AMolded rubber O-ring type.
2007ChevroletExpress 25006.6LV8N/AMolded rubber O-ring type.
2007ChevroletExpress 35006.6LV8N/AMolded rubber O-ring type.
2007ChevroletSilverado 2500 HD6.6LV8N/AMolded rubber O-ring type.
2007ChevroletSilverado 2500 HD Classic6.6LV8N/AMolded rubber O-ring type.
2007ChevroletSilverado 3500 Classic6.6LV8N/AMolded rubber O-ring type.
2007ChevroletSilverado 3500 HD6.6LV8N/AMolded rubber O-ring type.
2007GMCSavana 25006.6LV8N/AMolded rubber O-ring type.
2007GMCSavana 35006.6LV8N/AMolded rubber O-ring type.
2007GMCSierra 2500 HD6.6LV8N/AMolded rubber O-ring type.
2007GMCSierra 2500 HD Classic6.6LV8N/AMolded rubber O-ring type.
2007GMCSierra 3500 Classic6.6LV8N/AMolded rubber O-ring type.
2007GMCSierra 3500 HD6.6LV8N/AMolded rubber O-ring type.
2006ChevroletExpress 25006.6LV8N/AMolded rubber O-ring type.
2006ChevroletExpress 35006.6LV8N/AMolded rubber O-ring type.
2006ChevroletSilverado 2500 HD6.6LV8N/AMolded rubber O-ring type.
2006ChevroletSilverado 35006.6LV8N/AMolded rubber O-ring type.
2006GMCSavana 25006.6LV8N/AMolded rubber O-ring type.
2006GMCSavana 35006.6LV8N/AMolded rubber O-ring type.
2006GMCSierra 2500 HD6.6LV8N/AMolded rubber O-ring type.
2006GMCSierra 35006.6LV8N/AMolded rubber O-ring type.
2006HummerH16.6LV8N/AMolded rubber O-ring type.
Directly replaces or cross-references 1 part number
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
General Motors — 97363723