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Genuine GM 12555621
Engine Exhaust Manifold (Machining) (W/ A.I.R)

Customer Questions & Answers (1)
GM 12555621 Engine Exhaust Manifold (Machining) (W/ A.I.R)
  • Part Description Manifold-Exhaust (Machining) (W/ A.I.R) ; Manifold, Engine Exhaust Manifold
  • Brand GM
  • Manufacturer's Notes This part is discontinued.

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  • Product Specifications

    BrandGenuine General Motors
    Manufacturer Part Number12555621
    Part DescriptionManifold-Exhaust (Machining) (W/ A.I.R) ; Manifold, Engine Exhaust Manifold
    Other DescriptionEngine Exhaust Manifold (Machining) (W/ A.I.R)
    Other NamesExhaust Manifold, Manifold
    Item Dimensions25.6 x 8.6 x 5.4 inches
    Item Weight13.70 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    ManufacturerGenuine General Motors
    SKU12555621
    WarrantyThis genuine GM part is guaranteed by GM's factory warranty. For more information, please see our Warranty Page.
    Warning: California’s Proposition 65
  • Vehicle Fitment

    Year Make Model Engine Important vehicle option details
    2002 Cadillac EscaladeEXT 3/4 TON
    2002 Chevrolet Avalanche8 Cyl 8.1L3/4 TON
    2001-2002 Chevrolet Silverado8 Cyl 8.1L2500 CREW CAB LONG BOX, 2500 CREW CAB STANDARD BOX, 2500 EXTENDED CAB LONG BOX, 2500 EXTENDED CAB STANDARD BOX, 2500 REGULAR CAB, 3500 CREW CAB, 3500 EXTENDED CAB, 3500 REGULAR CAB
    2001-2002 Chevrolet Suburban8 Cyl 8.1L2500 CREW CAB LONG BOX, 2500 CREW CAB STANDARD BOX, 2500 EXTENDED CAB LONG BOX, 2500 EXTENDED CAB STANDARD BOX, 2500 REGULAR CAB, 3/4 TON, 3500 CHASSIS EXTENDED CAB 185.5, 3500 CREW CAB, 3500 EXTENDED CAB, 3500 REGULAR CAB, CLASSIC 2500 CREW CAB LONG BOX, CLASSIC 2500 CREW CAB STANDARD BOX, CLASSIC 2500 EXTENDED CAB LONG BOX, CLASSIC 2500 EXTENDED CAB STANDARD BOX, CLASSIC 2500 REGULAR CAB, CLASSIC 3500 CHASSIS EXTENDED CAB 161.5, CLASSIC 3500 CREW CAB, CLASSIC 3500 EXTENDED CAB, CLASSIC 3500 REGULAR CAB, EXT 3/4 TON, XL 3/4 TON
    2001-2002 GMC Sierra8 Cyl 8.1L2500 CREW CAB LONG BOX, 2500 CREW CAB STANDARD BOX, 2500 EXTENDED CAB LONG BOX, 2500 EXTENDED CAB STANDARD BOX, 2500 REGULAR CAB, 3500 CHASSIS EXTENDED CAB 161.5, 3500 CHASSIS EXTENDED CAB 185.5, 3500 CHASSIS REGULAR CAB 161.5, 3500 CREW CAB, 3500 EXTENDED CAB, 3500 REGULAR CAB
    2001-2002 GMC Yukon8 Cyl 8.1LXL 3/4 TON

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Customer Questions & Answers

Q:
I'm trying to find out if 12555621 properly fits my vehicle.
By Customer
A:
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By Omar
GM Specialist
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OEM GM 12555621 at AutoPartsPrime, Your Right Choice

  • The part number 12555621, Engine Exhaust Manifold (Machining) (W/ A.I.R), is designed to fit specific GM vehicles. Here, we provide you with parts specifications and vehicle fitment information for your convenience. This part fits specific Cadillac Escalade. It fits Chevrolet Avalanche, Silverado, Suburban. It also fits GMC Sierra, Yukon. All OEM GM parts are manufactured by GM and guaranteed by GM's factory warranty. You can find diagrams here for your parts lookup.
  • AutoPartsPrime is a fast-growing online store, and the online catalog we carry covers all your genuine automotive needs. From engine parts to body parts, we have a huge selection of GM parts. If you have friends who also own GM vehicles, don't forget to refer them to AutoPartsPrime. Also, if you have any questions or hesitation, let us help you.