HomeAir and Fuel Delivery > Gaskets and Sealing SystemsMahle G31388 Fuel Injection Throttle Body Mounting Gasket
Part #: G31388

Mahle G31388 Fuel Injection Throttle Body Mounting Gasket

⚙️ 123 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Chevrolet and GMC, Avalanche 2500, C2500, C2500 Suburban, C3500, Express 3500, K2500, K2500 Suburban, K3500, P30, P3500, Savana 3500, Sierra 2500 HD, Sierra 2500 HD Classic, Sierra 3500, Sierra 3500 Classic, Silverado 2500 HD, Silverado 2500 HD Classic, Silverado 3500, Silverado 3500 Classic, Suburban 2500, and Yukon XL 2500
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Reliable Fuel Injection Throttle Body Gasket for Chevrolet and GMC

The Mahle G31388 fuel injection throttle body mounting gasket is engineered to meet OEM standards, ensuring a precise seal for your vehicle's throttle body. Designed specifically for select Chevrolet and GMC models, this gasket helps maintain optimal engine performance and fuel efficiency.

  • OEM standard item grade for dependable fit and function
  • Constructed from durable graphite material for effective sealing
  • Package includes one gasket, part number G31388
  • Compatible with Chevrolet and GMC heavy-duty trucks and SUVs
  • Designed for fuel injection throttle body mounting applications

Durable Graphite Material for Effective Sealing

This throttle body gasket is made from high-quality graphite, a material known for its excellent heat resistance and sealing capabilities. The graphite construction ensures a tight seal between the throttle body and intake manifold, preventing air and fuel leaks that can affect engine performance. The gasket's design and material composition help maintain consistent throttle response and fuel delivery in demanding driving conditions.

Compatible Chevrolet and GMC Models

The Mahle G31388 gasket is compatible with a range of Chevrolet and GMC vehicles, including heavy-duty models such as the Avalanche 2500, C2500, C2500 Suburban, C3500, Express 3500, K2500, K2500 Suburban, K3500, P30, P3500, Savana 3500, Sierra 2500 HD, Sierra 2500 HD Classic, Sierra 3500, Sierra 3500 Classic, Silverado 2500 HD, Silverado 2500 HD Classic, Silverado 3500, Silverado 3500 Classic, Suburban 2500, and Yukon XL 2500. This ensures a precise fit for your specific vehicle application.

Common Applications and Issues Addressed

  • Sealing the throttle body to prevent vacuum leaks
  • Maintaining proper air-fuel mixture for efficient combustion
  • Reducing throttle response issues caused by gasket failure
  • Preventing engine performance problems related to air leaks
  • Supporting fuel injection system integrity in heavy-duty trucks and SUVs

Installation Notes and Tips

When installing the Mahle G31388 throttle body gasket, ensure the mating surfaces are clean and free of old gasket material or debris. Proper surface preparation is critical to achieving a secure seal. Use the correct torque specifications for your vehicle’s throttle body bolts to avoid gasket damage or leaks. This gasket is designed for direct replacement and does not include additional hardware.

Quality Assurance and Warranty

Mahle manufactures this fuel injection throttle body mounting gasket to meet OEM standards, providing reliable performance and durability. The gasket is backed by Mahle’s quality assurance processes, ensuring consistent product integrity. Please refer to Mahle’s warranty policy for specific coverage details related to this part.

BrandMahle
Part NumberG31388
Additional Package ContentsNone
Item GradeOem standard
Package Quantity1
Throttle Body Gasket MaterialGraphite

This part fits 123 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2007ChevroletSilverado 2500 HD Classic8.1LV8N/AGraphite EGR Tube Gasket
2007ChevroletSilverado 3500 Classic8.1LV8N/AGraphite EGR Tube Gasket
2007GMCSierra 2500 HD Classic8.1LV8N/AGraphite EGR Tube Gasket
2007GMCSierra 3500 Classic8.1LV8N/AGraphite EGR Tube Gasket
2006ChevroletAvalanche 25008.1LV8N/AGraphite EGR Tube Gasket
2006ChevroletSilverado 2500 HD8.1LV8N/AGraphite EGR Tube Gasket
2006ChevroletSilverado 35008.1LV8N/AGraphite EGR Tube Gasket
2006ChevroletSuburban 25008.1LV8N/AGraphite EGR Tube Gasket
2006GMCSierra 2500 HD8.1LV8N/AGraphite EGR Tube Gasket
2006GMCSierra 35008.1LV8N/AGraphite EGR Tube Gasket
2006GMCYukon XL 25008.1LV8N/AGraphite EGR Tube Gasket
2005ChevroletAvalanche 25008.1LV8N/AGraphite EGR Tube Gasket
2005ChevroletSilverado 2500 HD8.1LV8N/AGraphite EGR Tube Gasket
2005ChevroletSilverado 35008.1LV8N/AGraphite EGR Tube Gasket
2005ChevroletSuburban 25008.1LV8N/AGraphite EGR Tube Gasket
2005GMCSierra 2500 HD8.1LV8N/AGraphite EGR Tube Gasket
2005GMCSierra 35008.1LV8N/AGraphite EGR Tube Gasket
2005GMCYukon XL 25008.1LV8N/AGraphite EGR Tube Gasket
2004ChevroletAvalanche 25008.1LV8N/AGraphite EGR Tube Gasket
2004ChevroletSilverado 2500 HD8.1LV8N/AGraphite EGR Tube Gasket
2004ChevroletSilverado 35008.1LV8N/AGraphite EGR Tube Gasket
2004ChevroletSuburban 25008.1LV8N/AGraphite EGR Tube Gasket
2004GMCSierra 2500 HD8.1LV8N/AGraphite EGR Tube Gasket
2004GMCSierra 35008.1LV8N/AGraphite EGR Tube Gasket
2004GMCYukon XL 25008.1LV8N/AGraphite EGR Tube Gasket
2003ChevroletAvalanche 25008.1LV8N/AGraphite EGR Tube Gasket
2003ChevroletSilverado 2500 HD8.1LV8N/AGraphite EGR Tube Gasket
2003ChevroletSilverado 35008.1LV8N/AGraphite EGR Tube Gasket
2003ChevroletSuburban 25008.1LV8N/AGraphite EGR Tube Gasket
2003GMCSierra 2500 HD8.1LV8N/AGraphite EGR Tube Gasket
2003GMCSierra 35008.1LV8N/AGraphite EGR Tube Gasket
2003GMCYukon XL 25008.1LV8N/AGraphite EGR Tube Gasket
2002ChevroletAvalanche 25008.1LV8N/AGraphite EGR Tube Gasket
2002ChevroletExpress 35008.1LV8N/AGraphite EGR Tube Gasket
2002ChevroletSilverado 2500 HD8.1LV8N/AGraphite EGR Tube Gasket
2002ChevroletSilverado 35008.1LV8N/AGraphite EGR Tube Gasket
2002ChevroletSuburban 25008.1LV8N/AGraphite EGR Tube Gasket
2002GMCSavana 35008.1LV8N/AGraphite EGR Tube Gasket
2002GMCSierra 2500 HD8.1LV8N/AGraphite EGR Tube Gasket
2002GMCSierra 35008.1LV8N/AGraphite EGR Tube Gasket
2002GMCYukon XL 25008.1LV8N/AGraphite EGR Tube Gasket
2001ChevroletExpress 35008.1LV8N/AGraphite EGR Tube Gasket
2001ChevroletSilverado 2500 HD8.1LV8N/AGraphite EGR Tube Gasket
2001ChevroletSilverado 35008.1LV8N/AGraphite EGR Tube Gasket
2001ChevroletSuburban 25008.1LV8N/AGraphite EGR Tube Gasket
2001GMCSavana 35008.1LV8N/AGraphite EGR Tube Gasket
2001GMCSierra 2500 HD8.1LV8N/AGraphite EGR Tube Gasket
2001GMCSierra 35008.1LV8N/AGraphite EGR Tube Gasket
2001GMCYukon XL 25008.1LV8N/AGraphite EGR Tube Gasket
2000ChevroletC25007.4LV8N/AGraphite EGR Tube Gasket
2000ChevroletC35007.4LV8N/AGraphite EGR Tube Gasket
2000ChevroletExpress 35007.4LV8N/AGraphite EGR Tube Gasket
2000ChevroletK25007.4LV8N/AGraphite EGR Tube Gasket
2000ChevroletK35007.4LV8N/AGraphite EGR Tube Gasket
2000GMCC25007.4LV8N/AGraphite EGR Tube Gasket
2000GMCC35007.4LV8N/AGraphite EGR Tube Gasket
2000GMCK25007.4LV8N/AGraphite EGR Tube Gasket
2000GMCK35007.4LV8N/AGraphite EGR Tube Gasket
2000GMCSavana 35007.4LV8N/AGraphite EGR Tube Gasket
1999ChevroletC25007.4LV8N/AGraphite EGR Tube Gasket
1999ChevroletC2500 Suburban7.4LV8N/AGraphite EGR Tube Gasket
1999ChevroletC35007.4LV8N/AGraphite EGR Tube Gasket
1999ChevroletExpress 35007.4LV8N/AGraphite EGR Tube Gasket
1999ChevroletK25007.4LV8N/AGraphite EGR Tube Gasket
1999ChevroletK2500 Suburban7.4LV8N/AGraphite EGR Tube Gasket
1999ChevroletK35007.4LV8N/AGraphite EGR Tube Gasket
1999ChevroletP307.4LV8N/AGraphite EGR Tube Gasket
1999GMCC25007.4LV8N/AGraphite EGR Tube Gasket
1999GMCC2500 Suburban7.4LV8N/AGraphite EGR Tube Gasket
1999GMCC35007.4LV8N/AGraphite EGR Tube Gasket
1999GMCK25007.4LV8N/AGraphite EGR Tube Gasket
1999GMCK2500 Suburban7.4LV8N/AGraphite EGR Tube Gasket
1999GMCK35007.4LV8N/AGraphite EGR Tube Gasket
1999GMCP35007.4LV8N/AGraphite EGR Tube Gasket
1999GMCSavana 35007.4LV8N/AGraphite EGR Tube Gasket
1998ChevroletC25007.4LV8N/AGraphite EGR Tube Gasket
1998ChevroletC2500 Suburban7.4LV8N/AGraphite EGR Tube Gasket
1998ChevroletC35007.4LV8N/AGraphite EGR Tube Gasket
1998ChevroletExpress 35007.4LV8N/AGraphite EGR Tube Gasket
1998ChevroletK25007.4LV8N/AGraphite EGR Tube Gasket
1998ChevroletK2500 Suburban7.4LV8N/AGraphite EGR Tube Gasket
1998ChevroletK35007.4LV8N/AGraphite EGR Tube Gasket
1998ChevroletP307.4LV8N/AGraphite EGR Tube Gasket
1998GMCC25007.4LV8N/AGraphite EGR Tube Gasket
1998GMCC2500 Suburban7.4LV8N/AGraphite EGR Tube Gasket
1998GMCC35007.4LV8N/AGraphite EGR Tube Gasket
1998GMCK25007.4LV8N/AGraphite EGR Tube Gasket
1998GMCK2500 Suburban7.4LV8N/AGraphite EGR Tube Gasket
1998GMCK35007.4LV8N/AGraphite EGR Tube Gasket
1998GMCP35007.4LV8N/AGraphite EGR Tube Gasket
1998GMCSavana 35007.4LV8N/AGraphite EGR Tube Gasket
1997ChevroletC25007.4LV8N/AGraphite EGR Tube Gasket
1997ChevroletC2500 Suburban7.4LV8N/AGraphite EGR Tube Gasket
1997ChevroletC35007.4LV8N/AGraphite EGR Tube Gasket
1997ChevroletExpress 35007.4LV8N/AGraphite EGR Tube Gasket
1997ChevroletK25007.4LV8N/AGraphite EGR Tube Gasket
1997ChevroletK2500 Suburban7.4LV8N/AGraphite EGR Tube Gasket
1997ChevroletK35007.4LV8N/AGraphite EGR Tube Gasket
1997ChevroletP307.4LV8N/AGraphite EGR Tube Gasket
1997GMCC25007.4LV8N/AGraphite EGR Tube Gasket
1997GMCC2500 Suburban7.4LV8N/AGraphite EGR Tube Gasket
1997GMCC35007.4LV8N/AGraphite EGR Tube Gasket
1997GMCK25007.4LV8N/AGraphite EGR Tube Gasket
1997GMCK2500 Suburban7.4LV8N/AGraphite EGR Tube Gasket
1997GMCK35007.4LV8N/AGraphite EGR Tube Gasket
1997GMCP35007.4LV8N/AGraphite EGR Tube Gasket
1997GMCSavana 35007.4LV8N/AGraphite EGR Tube Gasket
1996ChevroletC25007.4LV8N/AGraphite EGR Tube Gasket
1996ChevroletC2500 Suburban7.4LV8N/AGraphite EGR Tube Gasket
1996ChevroletC35007.4LV8N/AGraphite EGR Tube Gasket
1996ChevroletExpress 35007.4LV8N/AGraphite EGR Tube Gasket
1996ChevroletK25007.4LV8N/AGraphite EGR Tube Gasket
1996ChevroletK2500 Suburban7.4LV8N/AGraphite EGR Tube Gasket
1996ChevroletK35007.4LV8N/AGraphite EGR Tube Gasket
1996ChevroletP307.4LV8N/AGraphite EGR Tube Gasket
1996GMCC25007.4LV8N/AGraphite EGR Tube Gasket
1996GMCC2500 Suburban7.4LV8N/AGraphite EGR Tube Gasket
1996GMCC35007.4LV8N/AGraphite EGR Tube Gasket
1996GMCK25007.4LV8N/AGraphite EGR Tube Gasket
1996GMCK2500 Suburban7.4LV8N/AGraphite EGR Tube Gasket
1996GMCK35007.4LV8N/AGraphite EGR Tube Gasket
1996GMCP35007.4LV8N/AGraphite EGR Tube Gasket
1996GMCSavana 35007.4LV8N/AGraphite EGR Tube Gasket

* 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:

61178

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