OE Quality
60-Day Returns

Mahle C32409 Engine Coolant Thermostat Housing Gasket - Left
Reliable Engine Coolant Thermostat Housing Gasket for Hyundai and Kia
The Mahle C32409 engine coolant thermostat housing gasket is designed to provide a secure seal for your vehicle's cooling system. Engineered with molded rubber, this gasket meets OEM standards to ensure durability and proper fitment for select Hyundai and Kia models.
- Constructed from molded rubber for effective sealing and longevity
- OEM standard item grade ensures compatibility and performance
- Package includes one gasket for replacement needs
- Compatible with Hyundai Forte, Forte Koup, Sonata, Santa Fe, Santa Fe Sport, Tucson
- Also fits Kia Optima, Rondo, Sorento, Sportage models
Durable Molded Rubber Material for Effective Sealing
This thermostat housing gasket is made from molded rubber, a material chosen for its flexibility and resistance to coolant and temperature fluctuations. The gasket maintains a tight seal between the thermostat housing and engine block, preventing coolant leaks that can lead to engine overheating or damage. The OEM standard grade confirms that the gasket meets the specifications required by Hyundai and Kia manufacturers, ensuring reliable performance and fit.
Compatible Hyundai and Kia Models
The Mahle C32409 gasket is compatible with a range of Hyundai and Kia vehicles, including the Hyundai Forte, Forte Koup, Sonata, Santa Fe, Santa Fe Sport, and Tucson. It also fits Kia models such as the Optima, Rondo, Sorento, and Sportage. This compatibility makes it a suitable replacement part for maintaining the cooling system integrity in these vehicles.
Common Issues Addressed by This Thermostat Housing Gasket
- Prevents coolant leaks around the thermostat housing
- Helps avoid engine overheating caused by coolant loss
- Eliminates coolant contamination from external debris
- Maintains proper coolant flow and engine temperature regulation
- Reduces risk of gasket failure due to heat and pressure
Installation Notes and Tips
When installing the Mahle C32409 thermostat housing gasket, ensure the mating surfaces are clean and free of old gasket material or debris. Proper torque specifications should be followed to avoid over-tightening, which can damage the gasket or housing. It is recommended to inspect the thermostat housing for cracks or warping during replacement to ensure a proper seal.
Quality Assurance and Warranty Information
Mahle manufactures this thermostat housing gasket to meet OEM standards, providing assurance of quality and fitment. The gasket is designed to withstand the thermal and chemical stresses typical in engine cooling systems. Warranty coverage details should be confirmed with the point of purchase or Mahle directly.
| Brand | Mahle |
| Part Number | C32409 |
| Gasket Material | Molded Rubber |
| Item Grade | OEM Standard |
This part fits 74 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2016 | Hyundai | Santa Fe Sport | 2.4L | L4 | Left | For optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set. |
| 2016 | Hyundai | Santa Fe Sport | 2.0L | L4 | Left | For optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set. |
| 2016 | Kia | Optima | 2.4L | L4 | Left | For optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set. |
| 2016 | Kia | Sportage | 2.4L | L4 | Left | For optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set. |
| 2016 | Kia | Sportage | 2.0L | L4 | Left | For optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set. |
| 2015 | Hyundai | Santa Fe Sport | 2.4L | L4 | Left | For optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set. |
| 2015 | Hyundai | Santa Fe Sport | 2.0L | L4 | Left | For optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set. |
| 2015 | Hyundai | Sonata | 2.4L | L4 | Left | For optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set. |
| 2015 | Hyundai | Tucson | 2.4L | L4 | Left | For optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set. |
| 2015 | Kia | Optima | 2.4L | L4 | Left | For optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set. |
| 2015 | Kia | Optima | 2.0L | L4 | Left | For optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set. |
| 2015 | Kia | Sorento | 2.4L | L4 | Left | For optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set. |
| 2015 | Kia | Sportage | 2.4L | L4 | Left | For optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set. |
| 2015 | Kia | Sportage | 2.0L | L4 | Left | For optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set. |
| 2014 | Hyundai | Santa Fe Sport | 2.4L | L4 | Left | For optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set. |
| 2014 | Hyundai | Santa Fe Sport | 2.0L | L4 | Left | For optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set. |
| 2014 | Hyundai | Sonata | 2.4L | L4 | Left | For optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set. |
| 2014 | Hyundai | Sonata | 2.0L | L4 | N/A | Molded Rubber; Lower Housing; Small O-Ring |
| 2014 | Hyundai | Tucson | 2.4L | L4 | Left | For optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set. |
| 2014 | Kia | Optima | 2.4L | L4 | Left | For optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set. |
| 2014 | Kia | Optima | 2.0L | L4 | N/A | Molded Rubber; Lower Housing; Small O-Ring |
| 2014 | Kia | Sorento | 2.4L | L4 | Left | For optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set. |
| 2014 | Kia | Sportage | 2.4L | L4 | Left | For optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set. |
| 2014 | Kia | Sportage | 2.0L | L4 | N/A | Molded Rubber; Lower Housing; Small O-Ring |
| 2013 | Hyundai | Santa Fe Sport | 2.4L | L4 | Left | For optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set. |
| 2013 | Hyundai | Santa Fe Sport | 2.0L | L4 | Left | For optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set. |
| 2013 | Hyundai | Sonata | 2.4L | L4 | Left | For optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set. |
| 2013 | Hyundai | Sonata | 2.0L | L4 | N/A | Molded Rubber; Lower Housing; Small O-Ring |
| 2013 | Hyundai | Tucson | 2.4L | L4 | Left | For optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set. |
| 2013 | Kia | Forte | 2.4L | L4 | Left | For optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set. |
| 2013 | Kia | Forte | 2.0L | L4 | N/A | Molded Rubber; Lower Housing; Small O-Ring |
| 2013 | Kia | Forte Koup | 2.4L | L4 | Left | For optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set. |
| 2013 | Kia | Forte Koup | 2.0L | L4 | N/A | Molded Rubber; Lower Housing; Small O-Ring |
| 2013 | Kia | Optima | 2.4L | L4 | Left | For optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set. |
| 2013 | Kia | Optima | 2.0L | L4 | N/A | Molded Rubber; Lower Housing; Small O-Ring |
| 2013 | Kia | Sorento | 2.4L | L4 | Left | For optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set. |
| 2013 | Kia | Sportage | 2.4L | L4 | Left | For optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set. |
| 2013 | Kia | Sportage | 2.0L | L4 | N/A | Molded Rubber; Lower Housing; Small O-Ring |
| 2012 | Hyundai | Santa Fe | 2.4L | L4 | Left | For optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set. |
| 2012 | Hyundai | Sonata | 2.4L | L4 | Left | For optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set. |
| 2012 | Hyundai | Sonata | 2.0L | L4 | N/A | Molded Rubber; Lower Housing; Small O-Ring |
| 2012 | Hyundai | Tucson | 2.4L | L4 | Left | For optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set. |
| 2012 | Kia | Forte | 2.4L | L4 | Left | For optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set. |
| 2012 | Kia | Forte | 2.0L | L4 | N/A | Molded Rubber; Lower Housing; Small O-Ring |
| 2012 | Kia | Forte Koup | 2.4L | L4 | Left | For optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set. |
| 2012 | Kia | Forte Koup | 2.0L | L4 | N/A | Molded Rubber; Lower Housing; Small O-Ring |
| 2012 | Kia | Optima | 2.4L | L4 | Left | For optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set. |
| 2012 | Kia | Optima | 2.0L | L4 | N/A | Molded Rubber; Lower Housing; Small O-Ring |
| 2012 | Kia | Sorento | 2.4L | L4 | Left | For optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set. |
| 2012 | Kia | Sportage | 2.4L | L4 | Left | For optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set. |
| 2012 | Kia | Sportage | 2.0L | L4 | N/A | Molded Rubber; Lower Housing; Small O-Ring |
| 2011 | Hyundai | Santa Fe | 2.4L | L4 | Left | For optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set. |
| 2011 | Hyundai | Sonata | 2.4L | L4 | Left | For optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set. |
| 2011 | Hyundai | Sonata | 2.0L | L4 | N/A | Molded Rubber; Lower Housing; Small O-Ring |
| 2011 | Hyundai | Tucson | 2.4L | L4 | Left | For optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set. |
| 2011 | Kia | Forte | 2.4L | L4 | Left | For optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set. |
| 2011 | Kia | Forte | 2.0L | L4 | N/A | Molded Rubber; Lower Housing; Small O-Ring |
| 2011 | Kia | Forte Koup | 2.4L | L4 | Left | For optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set. |
| 2011 | Kia | Forte Koup | 2.0L | L4 | N/A | Molded Rubber; Lower Housing; Small O-Ring |
| 2011 | Kia | Optima | 2.4L | L4 | Left | For optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set. |
| 2011 | Kia | Optima | 2.0L | L4 | N/A | Molded Rubber; Lower Housing; Small O-Ring |
| 2011 | Kia | Sorento | 2.4L | L4 | Left | For optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set. |
| 2011 | Kia | Sportage | 2.4L | L4 | Left | For optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set. |
| 2011 | Kia | Sportage | 2.0L | L4 | N/A | Molded Rubber; Lower Housing; Small O-Ring |
| 2010 | Hyundai | Santa Fe | 2.4L | L4 | Left | For optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set. |
| 2010 | Hyundai | Sonata | 2.4L | L4 | Left | For optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set. |
| 2010 | Hyundai | Tucson | 2.4L | L4 | Left | For optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set. |
| 2010 | Kia | Forte | 2.4L | L4 | Left | For optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set. |
| 2010 | Kia | Forte | 2.0L | L4 | N/A | Molded Rubber; Lower Housing; Small O-Ring |
| 2010 | Kia | Forte Koup | 2.0L | L4 | N/A | Molded Rubber; Lower Housing; Small O-Ring |
| 2010 | Kia | Optima | 2.4L | L4 | Left | For optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set. |
| 2010 | Kia | Rondo | 2.4L | L4 | Left | For optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set. |
| 2009 | Hyundai | Sonata | 2.4L | L4 | Left | For optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set. |
| 2009 | Kia | Optima | 2.4L | L4 | Left | For optimal performance during installation of Engine Coolant Thermostat Seal, use the included gasket from the set. |
* 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:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.