Mahle HS54668A Engine Cylinder Head Gasket Set
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Mahle

Mahle HS54668A Engine Cylinder Head Gasket Set

Brand Mahle HS54668A
Fits Buick, Cadillac, Chevrolet, GMC, and Saab · 16 vehicles

OE-trusted sealing. MAHLE gasket construction used by OEMs and technicians worldwide.

Engine repair ready. Cylinder head gasket set for top-end sealing service.

Cross-references FEL-PRO HS 26559 PT for the same application. See all 1.

$231.90Free shipping
In stock · usually ships same day before 1pm CST
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Order total $231.90
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Free returns within 60 days if it doesn't fit when fitment is verified.
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Overview

MAHLE HS54668A is an engine cylinder head gasket set for select GM and Saab applications. It is built for sealing performance in engine repair work where dependable compression and fluid separation matter.

Compatible with Cadillac CTS, Chevrolet Equinox, GMC Terrain, and related applications, this set supports cylinder head service on engines covered by the listed fitment. Part number HS54668A is also referenced in cross-application listings as a replacement for FEL-PRO HS 26559 PT.

Key Features

  • Engine cylinder head gasket set for sealing service during top-end engine repair
  • MAHLE gasket construction trusted by OEMs and technicians
  • Fits multiple GM platforms, including Cadillac, Chevrolet, Buick, GMC, and Saab applications
  • Direct fitment coverage for listed model years and engine configurations
  • Part number HS54668A for easy identification and ordering

Detailed Description

MAHLE HS54668A is an engine cylinder head gasket set intended for repair jobs that require accurate sealing between the cylinder head and engine block. The set is listed for 2010-2013 Cadillac CTS, 2012 Chevrolet Captiva Sport, 2010-2012 Chevrolet Equinox, 2010-2012 GMC Terrain, 2010-2011 Cadillac SRX, 2011 Saab 9-4X, and 2010 Buick Allure and LaCrosse. Part number HS54668A appears in interchange listings with FEL-PRO HS 26559 PT for the same application.

MAHLE gasket products are used in professional engine service because sealing integrity is critical to compression control and fluid containment. For shoppers searching for a Cadillac CTS head gasket set, Chevrolet Equinox cylinder head gasket set, or GMC Terrain engine gasket set, HS54668A provides a fitment-specific option backed by MAHLE’s gasket manufacturing focus.

What It Is Used For

  • Replacing a leaking or damaged cylinder head gasket set
  • Restoring compression sealing after engine teardown
  • Addressing coolant or oil sealing concerns at the cylinder head interface
  • Supporting top-end engine repair on listed GM and Saab vehicles

Installation Notes

Verify engine code and application details against the vehicle listing before installation. Cylinder head bolts are not included and replacement is recommended during service. Follow the manufacturer’s service procedure for surface preparation, torque sequence, and reassembly.

Quality Assurance

MAHLE gaskets are supplied to OEMs and used by technicians worldwide for sealing applications that require consistent fit and function. Part number HS54668A is identified for the listed applications and cross-references FEL-PRO HS 26559 PT.

This part fits 16 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersNotes
2013CadillacCTS3.0LV6Cylinder Head Bolts not included, replacement recommended.
2012CadillacCTS3.0LV6Cylinder Head Bolts not included, replacement recommended.
2012ChevroletCaptiva Sport3.0LV6Cylinder Head Bolts not included, replacement recommended.
2012ChevroletEquinox3.0LV6Cylinder Head Bolts not included, replacement recommended.
2012GMCTerrain3.0LV6Cylinder Head Bolts not included, replacement recommended.
2011CadillacCTS3.0LV6Cylinder Head Bolts not included, replacement recommended.
2011CadillacSRX3.0LV6Cylinder Head Bolts not included, replacement recommended.
2011ChevroletEquinox3.0LV6Cylinder Head Bolts not included, replacement recommended.
2011GMCTerrain3.0LV6Cylinder Head Bolts not included, replacement recommended.
2011Saab9-4X3.0LV6Cylinder Head Bolts not included, replacement recommended.
2010BuickAllure3.0LV6Cylinder Head Bolts not included, replacement recommended.
2010BuickLaCrosse3.0LV6Cylinder Head Bolts not included, replacement recommended.
2010CadillacCTS3.0LV6Cylinder Head Bolts not included, replacement recommended.
2010CadillacSRX3.0LV6Cylinder Head Bolts not included, replacement recommended.
2010ChevroletEquinox3.0LV6Cylinder Head Bolts not included, replacement recommended.
2010GMCTerrain3.0LV6Cylinder Head Bolts not included, replacement recommended.
Directly replaces or cross-references 1 part number
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
FEL-PRO — HS 26559 PT