HomeAir and Fuel Delivery > Gaskets and Sealing SystemsMahle G32503 Fuel Injection Throttle Body Mounting Gasket
Part #: G32503

Mahle G32503 Fuel Injection Throttle Body Mounting Gasket

⚙️ 59 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: BMW, 550i, 650i, X5, 750i, 750Li, Alpina B7, 545i, 645Ci, 745i, 745Li, 540i, Z8, 740i, and 740iL
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Overview of Mahle Fuel Injection Throttle Body Mounting Gasket

The Mahle G32503 fuel injection throttle body mounting gasket is designed to provide a reliable seal for throttle body assemblies on select BMW models. Manufactured to OEM standards, this molded rubber gasket ensures proper fit and function for optimal engine performance.

  • OEM standard item grade for consistent quality
  • Constructed from durable molded rubber material
  • Package includes one gasket (no additional contents)
  • Compatible with various BMW models including 540i, 545i, 550i, 645Ci, 650i, 740i, 740iL, 745i, 745Li, 750i, 750Li, X5, and Z8
  • Part number G32503 for precise identification

Product Details and Specifications

This fuel injection throttle body mounting gasket by Mahle is engineered to meet the exacting requirements of BMW vehicles. The molded rubber material provides a secure and flexible seal that resists heat and fuel exposure, helping to maintain proper air and fuel delivery. The gasket is designed to fit throttle bodies on a range of BMW models, including the 5 Series (540i, 545i, 550i), 6 Series (645Ci, 650i), 7 Series (740i, 740iL, 745i, 745Li, 750i, 750Li), X5, and Z8. Using part number G32503 ensures compatibility and ease of ordering for maintenance or repair tasks.

Common Applications and Problem Resolution

  • Prevents air leaks at the throttle body mounting point
  • Eliminates rough idling caused by gasket failure
  • Helps avoid fuel delivery inconsistencies
  • Reduces risk of vacuum leaks affecting engine performance
  • Maintains proper throttle response and engine efficiency

Installation Notes and Tips

When installing the Mahle G32503 throttle body gasket, ensure the mounting surfaces are clean and free of old gasket material or debris. Proper torque specifications should be followed to avoid over-compression or damage to the gasket. It is recommended to inspect the throttle body and surrounding components for wear or damage during installation. This gasket is designed for direct replacement and does not require modification.

Quality Assurance and Warranty

Mahle manufactures this gasket to meet OEM standards, ensuring reliable performance and durability. The molded rubber construction is tested for resistance to heat, fuel, and environmental factors typical in automotive applications. While specific warranty details may vary, Mahle products generally come with a limited warranty against manufacturing defects, providing confidence in the part's quality and longevity.

BrandMahle
Part NumberG32503
Additional Package ContentsNone
Item GradeOEM Standard
Throttle Body Gasket MaterialMolded Rubber

This part fits 59 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2010BMW550i4.8LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2010BMW650i4.8LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2010BMWX54.8LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2009BMW550i4.8LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2009BMW650i4.8LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2009BMWX54.8LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2008BMW550i4.8LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2008BMW650i4.8LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2008BMW750i4.8LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2008BMW750Li4.8LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2008BMWX54.8LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2007BMW550i4.8LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2007BMW650i4.8LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2007BMW750i4.8LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2007BMW750Li4.8LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2007BMWX54.8LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006BMW550i4.8LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006BMW650i4.8LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006BMW750i4.8LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006BMW750Li4.8LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006BMWX54.8LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006BMWX54.4LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005BMW545i4.4LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005BMW645Ci4.4LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005BMW745i4.4LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005BMW745Li4.4LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005BMWX54.8LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005BMWX54.4LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004BMW545i4.4LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004BMW645Ci4.4LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004BMW745i4.4LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004BMW745Li4.4LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004BMWX54.8LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004BMWX54.4LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2003BMW540i4.4LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2003BMW745i4.4LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2003BMW745Li4.4LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2003BMWX54.6LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2003BMWX54.4LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2003BMWZ84.8LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2002BMW540i4.4LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2002BMW745i4.4LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2002BMW745Li4.4LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2002BMWX54.6LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2002BMWX54.4LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2001BMW540i4.4LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2001BMW740i4.4LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2001BMW740iL4.4LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2001BMWX54.4LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2000BMW540i4.4LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2000BMW740i4.4LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2000BMW740iL4.4LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2000BMWX54.4LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
1999BMW540i4.4LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
1999BMW740i4.4LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
1999BMW740iL4.4LV8N/AFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
1998BMW540i4.4LV8N/AMolded Rubber; From 09/01/1998
1998BMW740i4.4LV8N/AMolded Rubber; From 09/01/1998
1998BMW740iL4.4LV8N/AMolded Rubber; From 09/01/1998

* 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:

13 54 1 440 25713 54 7 510 433

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