OE Quality
60-Day Returns

Mahle GS33668 Engine Cylinder Head Bolt Set
Reliable Engine Cylinder Head Bolt Set for Hyundai and Kia
The Mahle GS33668 Engine Cylinder Head Bolt Set is designed to meet OEM standards, ensuring a precise fit and reliable performance for your Hyundai or Kia vehicle. This set is compatible with popular models such as the Hyundai Sonata, Santa Fe, Magentis, and the Kia Optima, providing a dependable solution for engine maintenance and repair.
- OEM standard item grade for consistent quality
- Torque to yield bolts for accurate clamping force
- Includes washers for secure fastening
- Fastener style: bolt
- Compatible with Hyundai Magentis, Sonata, Santa Fe and Kia Optima
Product Details and Specifications
The Mahle GS33668 cylinder head bolt set features torque to yield bolts, which are engineered to stretch slightly during installation to provide a uniform clamping force. This design helps maintain engine integrity and prevents head gasket leaks. The included washers ensure proper load distribution and secure fastening. Manufactured to OEM standards, these bolts meet the exact specifications required for Hyundai and Kia engines, making them suitable for professional repairs and rebuilds.
Compatible Vehicles and Applications
This cylinder head bolt set is compatible with the following vehicles:
- Hyundai Magentis
- Hyundai Sonata
- Hyundai Santa Fe
- Kia Optima
Use this set when replacing worn or damaged cylinder head bolts to restore proper engine sealing and performance.
Common Issues Addressed by This Bolt Set
- Preventing cylinder head gasket leaks caused by stretched or damaged bolts
- Ensuring proper torque and clamping force during engine assembly
- Replacing bolts that have been compromised during previous repairs
- Maintaining engine compression and preventing coolant or oil leaks
- Supporting engine rebuilds and head gasket replacements
Installation Notes and Tips
- Follow manufacturer torque specifications carefully due to torque to yield design
- Use the included washers to ensure even load distribution
- Replace all bolts in the set to maintain uniform clamping force
- Do not reuse old bolts as torque to yield bolts are designed for one-time use
- Consult vehicle service manual for proper tightening sequence
Quality Assurance and Warranty
Mahle manufactures this cylinder head bolt set to meet OEM standards, ensuring durability and reliability. The GS33668 part number is backed by Mahle's quality control processes. While specific warranty details may vary, Mahle products typically come with a limited warranty against manufacturing defects. Always verify warranty terms with the supplier or manufacturer.
| Brand | Mahle |
|---|---|
| Part Number | GS33668 |
| Additional Package Contents | None |
| Fastener Style | Bolt |
| Item Grade | OEM Standard |
| Torque To Yield | Yes |
| Washers Included | Yes |
This part fits 25 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2006 | Hyundai | Santa Fe | 2.4L | L4 | N/A | Fits various engine types and models for secure installation of Engine Cylinder Head Bolt Set. |
| 2006 | Kia | Magentis | 2.4L | L4 | N/A | Fits various engine types and models for secure installation of Engine Cylinder Head Bolt Set. |
| 2006 | Kia | Optima | 2.4L | L4 | N/A | Fits various engine types and models for secure installation of Engine Cylinder Head Bolt Set. |
| 2005 | Hyundai | Santa Fe | 2.4L | L4 | N/A | Fits various engine types and models for secure installation of Engine Cylinder Head Bolt Set. |
| 2005 | Hyundai | Sonata | 2.4L | L4 | N/A | Fits various engine types and models for secure installation of Engine Cylinder Head Bolt Set. |
| 2005 | Kia | Magentis | 2.4L | L4 | N/A | Fits various engine types and models for secure installation of Engine Cylinder Head Bolt Set. |
| 2005 | Kia | Optima | 2.4L | L4 | N/A | Fits various engine types and models for secure installation of Engine Cylinder Head Bolt Set. |
| 2004 | Hyundai | Santa Fe | 2.4L | L4 | N/A | Fits various engine types and models for secure installation of Engine Cylinder Head Bolt Set. |
| 2004 | Hyundai | Sonata | 2.4L | L4 | N/A | Fits various engine types and models for secure installation of Engine Cylinder Head Bolt Set. |
| 2004 | Kia | Magentis | 2.4L | L4 | N/A | Fits various engine types and models for secure installation of Engine Cylinder Head Bolt Set. |
| 2004 | Kia | Optima | 2.4L | L4 | N/A | Fits various engine types and models for secure installation of Engine Cylinder Head Bolt Set. |
| 2003 | Hyundai | Santa Fe | 2.4L | L4 | N/A | Fits various engine types and models for secure installation of Engine Cylinder Head Bolt Set. |
| 2003 | Hyundai | Sonata | 2.4L | L4 | N/A | Fits various engine types and models for secure installation of Engine Cylinder Head Bolt Set. |
| 2003 | Kia | Magentis | 2.4L | L4 | N/A | Fits various engine types and models for secure installation of Engine Cylinder Head Bolt Set. |
| 2003 | Kia | Optima | 2.4L | L4 | N/A | Fits various engine types and models for secure installation of Engine Cylinder Head Bolt Set. |
| 2002 | Hyundai | Santa Fe | 2.4L | L4 | N/A | Fits various engine types and models for secure installation of Engine Cylinder Head Bolt Set. |
| 2002 | Hyundai | Sonata | 2.4L | L4 | N/A | Fits various engine types and models for secure installation of Engine Cylinder Head Bolt Set. |
| 2002 | Kia | Magentis | 2.4L | L4 | N/A | Fits various engine types and models for secure installation of Engine Cylinder Head Bolt Set. |
| 2002 | Kia | Optima | 2.4L | L4 | N/A | Fits various engine types and models for secure installation of Engine Cylinder Head Bolt Set. |
| 2001 | Hyundai | Santa Fe | 2.4L | L4 | N/A | Fits various engine types and models for secure installation of Engine Cylinder Head Bolt Set. |
| 2001 | Hyundai | Sonata | 2.4L | L4 | N/A | Fits various engine types and models for secure installation of Engine Cylinder Head Bolt Set. |
| 2001 | Kia | Magentis | 2.4L | L4 | N/A | Fits various engine types and models for secure installation of Engine Cylinder Head Bolt Set. |
| 2001 | Kia | Optima | 2.4L | L4 | N/A | Fits various engine types and models for secure installation of Engine Cylinder Head Bolt Set. |
| 2000 | Hyundai | Sonata | 2.4L | L4 | N/A | Fits various engine types and models for secure installation of Engine Cylinder Head Bolt Set. |
| 1999 | Hyundai | Sonata | 2.4L | L4 | N/A | Fits various engine types and models for secure installation of Engine Cylinder Head Bolt 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.