Details

• Brand:

  

• SKU:

  12643268

• Positions: Front, Rear
• Other Names:

  Catalytic Converter Clamp

• Description:

  GM part number 12643268 is a genuine GM exhaust pipe clamp assembly (also listed as a catalytic converter clamp or “Clamp ASM-Exh Pipe”). It’s used to secure exhaust pipe connections and help maintain a leak-free exhaust seal.

  Common details:

  • OEM GM exhaust system clamp
  • Fits various 2016–2025 GM vehicles
  • Often used on:
    • 1.4L turbo applications
    • 1.5L turbo applications
  • Front exhaust section / catalytic converter connection

  Typical applications include:

  • Chevrolet Cruze
  • Chevrolet Malibu
  • Chevrolet Equinox
  • GMC Terrain
  • Buick Encore

  Useful OEM references:

  • GM Parts Giant listing
  • GM Parts Warehouse listing
  • GM Parts Direct listing

  If you send your VIN or exact year/make/model/engine, I can verify whether 12643268 is the correct exhaust clamp for your vehicle.

  
  

  The GM Genuine OEM Exhaust Pipe Clamp (MPN: 12643268) is engineered to secure and seal exhaust system connections on select GM vehicles equipped with 1.4L and 1.5L turbo engines. This factory-original clamp delivers reliable performance for front-section exhaust applications, ensuring proper alignment and leak prevention. As an authentic General Motors part, it meets OEM specifications and is backed by GM's quality guarantee.

  - Exhaust system clamp designed for secure fastening of exhaust pipe connections
  - Compatible with select GM vehicles featuring 1.4L and 1.5L turbocharged engines in front exhaust sections
  - Provides a tight, durable seal to prevent exhaust leaks and maintain system integrity
  - Genuine OEM part manufactured to General Motors engineering standards and specifications
  - Factory original condition with GM warranty backing

• Condition: New
• Notes: Included with muffler & pipe.

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