Mahle B31886 Engine Oil Cooler Gasket - Lower

Brand Mahle B31886
Position Lower
Gasket Material Molded Rubber
Item Grade OEM Standard
Fits Mercedes-Benz · 108 vehicles

OEM standard. Molded rubber gasket delivers reliable sealing performance.

Engine oil cooler gasket. Provides a precise seal for the oil cooler assembly.

Trusted by OEMs. MAHLE sealing products are used by technicians worldwide.

Cross-references FEL-PRO 72978 and Mercedes-Benz 112 184 03 61 for the same application. See all 2.

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Mahle B31886 Engine Oil Cooler Gasket

Mahle B31886 is an OEM-standard engine oil cooler gasket made from molded rubber for reliable sealing at the oil cooler interface. It is built for Mercedes-Benz applications where a precise seal is needed to help maintain proper oil system integrity.

Key Features

  • Molded rubber gasket material for consistent sealing performance
  • OEM Standard item grade for factory-style fit and function
  • Engine oil cooler gasket for Mercedes-Benz cooling and sealing service
  • Mahle sealing product backed by OE-focused manufacturing standards
  • Cross-reference: FEL-PRO 72978 for the same application

Detailed Description

Mahle B31886 is an engine oil cooler gasket engineered for Mercedes-Benz vehicles that use a lower-position oil cooler seal. This gasket is intended for service work where the original seal has hardened, flattened, or begun to leak. Mahle supplies sealing products trusted by OEMs and technicians, and this part follows that OE-style approach with molded rubber construction and factory-level dimensions. It fits applications including Mercedes-Benz G500, ML500, R500, CL500, CLK500, CLS500, E500, S430, S500, SL500, C240, C320, CLK320, E320, C32 AMG, SLK32 AMG, SLK320, CLK430, E430, ML430, C280, and C43 AMG in lower-position configurations. This part number, B31886, is a direct service replacement for the listed Mercedes-Benz applications.

What It Helps Address

  • Oil seepage at the engine oil cooler sealing surface
  • Leaks caused by a flattened or aged rubber gasket
  • Loss of sealing integrity during oil cooler service
  • Maintenance on Mercedes-Benz lower oil cooler assemblies
  • Replacement of worn OE-style sealing components

Installation Notes and Tips

Clean both sealing surfaces thoroughly before installation and inspect the oil cooler and mating components for damage or residue. For Mercedes-Benz service, follow the vehicle-specific procedure and confirm the lower-position application before assembly. The fitment notes indicate that for optimal performance during installation of the Engine Coolant Thermostat Seal, use the included gasket from the set.

Quality Assurance

Mahle manufactures sealing products to OEM-standard expectations, with a focus on dependable fit and consistent material quality. B31886 is built as an OE-style replacement for the listed Mercedes-Benz applications.

This part fits 108 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
2008Mercedes-BenzG5005.0LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2007Mercedes-BenzG5005.0LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2007Mercedes-BenzML5005.0LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2007Mercedes-BenzR5005.0LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006Mercedes-BenzCL5005.0LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006Mercedes-BenzCLK5005.0LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006Mercedes-BenzCLS5005.0LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006Mercedes-BenzE5005.0LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006Mercedes-BenzG5005.0LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006Mercedes-BenzML5005.0LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006Mercedes-BenzR5005.0LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006Mercedes-BenzS4304.3LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006Mercedes-BenzS5005.0LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2006Mercedes-BenzSL5005.0LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005Mercedes-BenzC2402.6LV6LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005Mercedes-BenzC3203.2LV6LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005Mercedes-BenzCL5005.0LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005Mercedes-BenzCLK3203.2LV6LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005Mercedes-BenzCLK5005.0LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005Mercedes-BenzE3203.2LV6LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005Mercedes-BenzE5005.0LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005Mercedes-BenzG5005.0LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005Mercedes-BenzML5005.0LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005Mercedes-BenzS4304.3LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005Mercedes-BenzS5005.0LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2005Mercedes-BenzSL5005.0LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004Mercedes-BenzC2402.6LV6LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004Mercedes-BenzC32 AMG3.2LV6LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004Mercedes-BenzC3203.2LV6LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004Mercedes-BenzCL5005.0LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004Mercedes-BenzCLK3203.2LV6LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004Mercedes-BenzCLK5005.0LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004Mercedes-BenzE3203.2LV6LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004Mercedes-BenzE5005.0LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004Mercedes-BenzG5005.0LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004Mercedes-BenzML5005.0LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004Mercedes-BenzS4304.3LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004Mercedes-BenzS5005.0LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004Mercedes-BenzSL5005.0LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004Mercedes-BenzSLK32 AMG3.2LV6LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2004Mercedes-BenzSLK3203.2LV6LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2003Mercedes-BenzC2402.6LV6LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2003Mercedes-BenzC32 AMG3.2LV6LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2003Mercedes-BenzC3203.2LV6LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2003Mercedes-BenzCL5005.0LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2003Mercedes-BenzCLK3203.2LV6LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2003Mercedes-BenzCLK4304.3LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2003Mercedes-BenzCLK5005.0LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2003Mercedes-BenzE3203.2LV6LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2003Mercedes-BenzE5005.0LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2003Mercedes-BenzG5005.0LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2003Mercedes-BenzML5005.0LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2003Mercedes-BenzS4304.3LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2003Mercedes-BenzS5005.0LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2003Mercedes-BenzSL5005.0LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2003Mercedes-BenzSLK32 AMG3.2LV6LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2003Mercedes-BenzSLK3203.2LV6LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2002Mercedes-BenzC2402.6LV6LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2002Mercedes-BenzC32 AMG3.2LV6LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2002Mercedes-BenzC3203.2LV6LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2002Mercedes-BenzCL5005.0LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2002Mercedes-BenzCLK3203.2LV6LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2002Mercedes-BenzCLK4304.3LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2002Mercedes-BenzE3203.2LV6LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2002Mercedes-BenzE4304.3LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2002Mercedes-BenzG5005.0LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2002Mercedes-BenzML5005.0LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2002Mercedes-BenzS4304.3LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2002Mercedes-BenzS5005.0LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2002Mercedes-BenzSL5005.0LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2002Mercedes-BenzSLK32 AMG3.2LV6LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2002Mercedes-BenzSLK3203.2LV6LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2001Mercedes-BenzC2402.6LV6LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2001Mercedes-BenzC3203.2LV6LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2001Mercedes-BenzCL5005.0LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2001Mercedes-BenzCLK3203.2LV6LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2001Mercedes-BenzCLK4304.3LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2001Mercedes-BenzE3203.2LV6LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2001Mercedes-BenzE4304.3LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2001Mercedes-BenzML4304.3LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2001Mercedes-BenzS4304.3LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2001Mercedes-BenzS5005.0LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2001Mercedes-BenzSL5005.0LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2001Mercedes-BenzSLK3203.2LV6LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2000Mercedes-BenzC2802.8LV6LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2000Mercedes-BenzC43 AMG4.3LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2000Mercedes-BenzCL5005.0LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2000Mercedes-BenzCLK3203.2LV6LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2000Mercedes-BenzCLK4304.3LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2000Mercedes-BenzE3203.2LV6LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2000Mercedes-BenzE4304.3LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2000Mercedes-BenzML4304.3LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2000Mercedes-BenzS4304.3LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2000Mercedes-BenzS5005.0LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
2000Mercedes-BenzSL5005.0LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
1999Mercedes-BenzC2802.8LV6LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
1999Mercedes-BenzC43 AMG4.3LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
1999Mercedes-BenzCLK3203.2LV6LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
1999Mercedes-BenzCLK4304.3LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
1999Mercedes-BenzE3203.2LV6LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
1999Mercedes-BenzE4304.3LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
1999Mercedes-BenzML4304.3LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
1999Mercedes-BenzSL5005.0LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
1998Mercedes-BenzC2802.8LV6LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
1998Mercedes-BenzC43 AMG4.3LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
1998Mercedes-BenzCLK3203.2LV6LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
1998Mercedes-BenzE3203.2LV6LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
1998Mercedes-BenzE4304.3LV8LowerFor optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set.
Directly replaces or cross-references 2 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
FEL-PRO — 72978Mercedes-Benz — 112 184 03 61