HomeEngine > Gaskets and Sealing SystemsApex AHS3059 Engine Cylinder Head Gasket Set
Part #: AHS3059

Apex AHS3059 Engine Cylinder Head Gasket Set

85 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Buick, Chevrolet, Oldsmobile, and Pontiac, 88, 98, Bonneville, Grand Prix, Impala, Intrigue, LaCrosse, LeSabre, LSS, Lumina, Monte Carlo, Park Avenue, Regal, Regency, and Riviera
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Reliable Engine Cylinder Head Gasket Set for GM Vehicles

The Apex AHS3059 engine cylinder head gasket set is designed for precise fitment on select Buick, Chevrolet, Oldsmobile, and Pontiac models. This gasket set ensures proper sealing and engine performance for vehicles such as the Buick LeSabre, Chevrolet Impala, and Pontiac Grand Prix.

  • Compatible with Buick, Chevrolet, Oldsmobile, and Pontiac models including 88, 98, Bonneville, Grand Prix, Impala, Intrigue, LaCrosse, LeSabre, LSS, Lumina, Monte Carlo, Park Avenue, Regal, Regency, and Riviera
  • Engine cylinder head gasket set designed to maintain optimal compression and prevent leaks
  • Manufactured by Apex for consistent quality and durability
  • Part number AHS3059 ensures correct fitment for specified GM vehicles

Product Details and Compatibility

The Apex AHS3059 engine cylinder head gasket set is engineered to meet the specifications required for a range of General Motors vehicles. This gasket set is essential for maintaining the seal between the engine block and cylinder head, preventing coolant, oil, and combustion gases from leaking. It is compatible with multiple Buick models such as the LeSabre and Park Avenue, Chevrolet models including the Impala and Monte Carlo, Oldsmobile 88 and 98, as well as Pontiac Bonneville and Grand Prix. Using the correct gasket set like the AHS3059 helps maintain engine integrity and performance.

Common Applications and Problem Resolution

  • Replaces worn or damaged cylinder head gaskets in Buick, Chevrolet, Oldsmobile, and Pontiac engines
  • Prevents coolant and oil leaks that can cause engine overheating or contamination
  • Restores proper engine compression to improve performance and fuel efficiency
  • Addresses head gasket failure symptoms such as white smoke, overheating, or loss of power
  • Supports engine rebuilds or repairs requiring a new cylinder head gasket set

Installation Notes and Tips

Ensure the engine block and cylinder head surfaces are clean and free of debris before installation. Follow manufacturer torque specifications and tightening sequences to avoid gasket damage. It is recommended to inspect related components such as head bolts and coolant passages during installation. Proper installation of the Apex AHS3059 gasket set is critical to prevent leaks and maintain engine reliability.

Quality Assurance and Warranty

Apex manufactures the AHS3059 engine cylinder head gasket set to meet industry standards for durability and performance. While specific warranty details are not provided, Apex products typically undergo quality control processes to ensure fitment accuracy and material integrity. Using this gasket set supports maintaining the operational standards of your Buick, Chevrolet, Oldsmobile, or Pontiac engine.

This part fits 85 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2005BuickLaCrosse3.8LV6N/A
2005BuickLeSabre3.8LV6N/A
2005BuickPark Avenue3.8LV6N/A
2005ChevroletImpala3.8LV6N/A
2005ChevroletMonte Carlo3.8LV6N/A
2005PontiacBonneville3.8LV6N/A
2005PontiacGrand Prix3.8LV6N/A
2004BuickLeSabre3.8LV6N/A
2004BuickPark Avenue3.8LV6N/A
2004BuickRegal3.8LV6N/A
2004ChevroletImpala3.8LV6N/A
2004ChevroletMonte Carlo3.8LV6N/A
2004PontiacBonneville3.8LV6N/A
2004PontiacGrand Prix3.8LV6N/A
2003BuickLeSabre3.8LV6N/A
2003BuickPark Avenue3.8LV6N/A
2003BuickRegal3.8LV6N/A
2003ChevroletImpala3.8LV6N/A
2003ChevroletMonte Carlo3.8LV6N/A
2003PontiacBonneville3.8LV6N/A
2003PontiacGrand Prix3.8LV6N/A
2002BuickLeSabre3.8LV6N/A
2002BuickPark Avenue3.8LV6N/A
2002BuickRegal3.8LV6N/A
2002ChevroletImpala3.8LV6N/A
2002ChevroletMonte Carlo3.8LV6N/A
2002PontiacBonneville3.8LV6N/A
2002PontiacGrand Prix3.8LV6N/A
2001BuickLeSabre3.8LV6N/A
2001BuickPark Avenue3.8LV6N/A
2001BuickRegal3.8LV6N/A
2001ChevroletImpala3.8LV6N/A
2001ChevroletMonte Carlo3.8LV6N/A
2001PontiacBonneville3.8LV6N/A
2001PontiacGrand Prix3.8LV6N/A
2000BuickLeSabre3.8LV6N/A
2000BuickPark Avenue3.8LV6N/A
2000BuickRegal3.8LV6N/A
2000ChevroletImpala3.8LV6N/A
2000ChevroletMonte Carlo3.8LV6N/A
2000PontiacBonneville3.8LV6N/A
2000PontiacGrand Prix3.8LV6N/A
1999BuickLeSabre3.8LV6N/A
1999BuickPark Avenue3.8LV6N/A
1999BuickRegal3.8LV6N/A
1999ChevroletLumina3.8LV6N/A
1999ChevroletMonte Carlo3.8LV6N/A
1999Oldsmobile883.8LV6N/A
1999OldsmobileIntrigue3.8LV6N/A
1999OldsmobileLSS3.8LV6N/A
1999PontiacBonneville3.8LV6N/A
1999PontiacGrand Prix3.8LV6N/A
1998BuickLeSabre3.8LV6N/A
1998BuickPark Avenue3.8LV6N/A
1998BuickRegal3.8LV6N/A
1998ChevroletLumina3.8LV6N/A
1998ChevroletMonte Carlo3.8LV6N/A
1998Oldsmobile883.8LV6N/A
1998OldsmobileIntrigue3.8LV6N/A
1998OldsmobileLSS3.8LV6N/A
1998OldsmobileRegency3.8LV6N/A
1998PontiacBonneville3.8LV6N/A
1998PontiacGrand Prix3.8LV6N/A
1997BuickLeSabre3.8LV6N/A
1997BuickPark Avenue3.8LV6N/A
1997BuickRegal3.8LV6N/A
1997BuickRiviera3.8LV6N/A
1997Oldsmobile883.8LV6N/A
1997OldsmobileLSS3.8LV6N/A
1997OldsmobileRegency3.8LV6N/A
1997PontiacBonneville3.8LV6N/A
1997PontiacGrand Prix3.8LV6N/A
1996BuickLeSabre3.8LV6N/A
1996BuickPark Avenue3.8LV6N/A
1996BuickRegal3.8LV6N/A
1996BuickRiviera3.8LV6N/A
1996Oldsmobile883.8LV6N/A
1996Oldsmobile983.8LV6N/A
1996OldsmobileLSS3.8LV6N/A
1996PontiacBonneville3.8LV6N/A
1995BuickPark Avenue3.8LV6N/A
1995BuickRiviera3.8LV6N/A
1995Oldsmobile883.8LV6N/A
1995Oldsmobile983.8LV6N/A
1995PontiacBonneville3.8LV6N/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.