Engine Piston - GM (12590866)

2004-2012 GM - 12590866

Engine Piston - GM (12590866)

Part can be found as reference #23 in illustration

Engine Piston - GM (12590866)

2004-2012 GM - 12590866

Buick, GMC, Cadillac, Hummer, Saturn, Oldsmobile, Pontiac, Chevrolet Parts
  • GM
  • 12590866
  • 12585674, 92068320

Details

  • Brand:

    Buick, GMC, Cadillac, Hummer, Saturn, Oldsmobile, Pontiac, Chevrolet Parts

  • SKU:

    12590866

  • Other Names:

    Piston

  • Description:

    The GM Genuine Engine Piston MPN 12590866 is an authentic OEM replacement component engineered to restore optimal engine performance in select GM vehicles. This precision-manufactured piston is designed to meet General Motors' exacting specifications for durability, reliability, and proper combustion chamber function. Whether you're rebuilding an engine or replacing a worn component, this OEM part delivers the quality and fit you can trust from the manufacturer. - Genuine OEM Engine Piston: Factory-original GM part engineered to exact manufacturer standards - Direct GM Vehicle Fitment: Designed as original equipment for select General Motors vehicles - Critical Engine Component: Transfers combustion pressure to the crankshaft, maintaining proper engine operation and performance - Authentic Replacement Part: Backed by General Motors quality assurance and engineering expertise - OEM Condition: Brand new, genuine part—not aftermarket or refurbished

  • Condition: New
  • Notes: Includes Piston Pin.
  • Applications: 3.6L.
  • Replaces:

    12585674, 92068320

  • MSRP: $39.41
  • Discount: $13.83 (35.1% off)
  • Sale Price: $25.58
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Buick, GMC, Cadillac, Hummer, Saturn, Oldsmobile, Pontiac, Chevrolet Parts
  • GM
  • 12590866
  • 12585674, 92068320

Details

  • Brand:

    Buick, GMC, Cadillac, Hummer, Saturn, Oldsmobile, Pontiac, Chevrolet Parts

  • SKU:

    12590866

  • Other Names:

    Piston

  • Description:

    The GM Genuine Engine Piston MPN 12590866 is an authentic OEM replacement component engineered to restore optimal engine performance in select GM vehicles. This precision-manufactured piston is designed to meet General Motors' exacting specifications for durability, reliability, and proper combustion chamber function. Whether you're rebuilding an engine or replacing a worn component, this OEM part delivers the quality and fit you can trust from the manufacturer. - Genuine OEM Engine Piston: Factory-original GM part engineered to exact manufacturer standards - Direct GM Vehicle Fitment: Designed as original equipment for select General Motors vehicles - Critical Engine Component: Transfers combustion pressure to the crankshaft, maintaining proper engine operation and performance - Authentic Replacement Part: Backed by General Motors quality assurance and engineering expertise - OEM Condition: Brand new, genuine part—not aftermarket or refurbished

  • Condition: New
  • Notes: Includes Piston Pin.
  • Applications: 3.6L.
  • Replaces:

    12585674, 92068320

Vehicle Fitment

No application/vehicle fitment information available for this product
Vehicle Fitment
Year Make Model Body & Trim Engine & Transmission
( more fitments)
No fitment data available

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