OE Quality
60-Day Returns

Apex AHG397 Engine Cylinder Head Gasket
Reliable Engine Cylinder Head Gasket for Select GM Vehicles
The Apex AHG397 engine cylinder head gasket is designed to provide a precise seal for your engine, ensuring optimal performance and durability. Compatible with various Buick, Chevrolet, Pontiac, and Saturn models, this gasket supports reliable engine operation under demanding conditions.
- Compatible with Buick Rendezvous, Terraza, Uplander
- Fits Chevrolet Malibu, Montana, Relay
- Suitable for Pontiac G6
- Designed for effective sealing in engine cylinder heads
- Part number AHG397 for accurate identification
Durable Construction for Engine Sealing
The Apex AHG397 engine cylinder head gasket is engineered to maintain a tight seal between the engine block and cylinder head. This gasket helps prevent coolant, oil, and combustion gases from leaking, which is critical for maintaining engine efficiency and preventing damage. Its compatibility with multiple GM makes and models, including the Chevrolet Malibu and Pontiac G6, ensures a proper fit and reliable performance.
Compatible Vehicles and Applications
- Buick Rendezvous, Terraza, Uplander cylinder head sealing
- Chevrolet Malibu, Montana, Relay engine gasket replacement
- Pontiac G6 cylinder head gasket repair
- Saturn models requiring engine cylinder head gasket maintenance
- Replacement for worn or damaged engine cylinder head gaskets
Installation Notes and Tips
- Ensure the engine block and cylinder head surfaces are clean and free of debris before installation
- Follow manufacturer torque specifications when tightening cylinder head bolts
- Inspect the cylinder head and block for warping or damage prior to gasket installation
- Use proper tools to avoid damaging the gasket during installation
Quality Assurance and Warranty
The Apex AHG397 engine cylinder head gasket is manufactured to meet industry standards for durability and performance. While specific warranty details are not provided, Apex products typically undergo rigorous quality control to ensure reliability in automotive applications.
This part fits 15 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2007 | Buick | Rendezvous | 3.5L | V6 | N/A | |
| 2006 | Buick | Rendezvous | 3.5L | V6 | N/A | |
| 2006 | Buick | Terraza | 3.5L | V6 | N/A | |
| 2006 | Chevrolet | Malibu | 3.5L | V6 | N/A | |
| 2006 | Chevrolet | Uplander | 3.5L | V6 | N/A | |
| 2006 | Pontiac | G6 | 3.5L | V6 | N/A | |
| 2006 | Pontiac | Montana | 3.5L | V6 | N/A | |
| 2006 | Saturn | Relay | 3.5L | V6 | N/A | |
| 2005 | Buick | Terraza | 3.5L | V6 | N/A | |
| 2005 | Chevrolet | Malibu | 3.5L | V6 | N/A | |
| 2005 | Chevrolet | Uplander | 3.5L | V6 | N/A | |
| 2005 | Pontiac | G6 | 3.5L | V6 | N/A | |
| 2005 | Pontiac | Montana | 3.5L | V6 | N/A | |
| 2005 | Saturn | Relay | 3.5L | V6 | N/A | |
| 2004 | Chevrolet | Malibu | 3.5L | V6 | N/A |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.