Make sure this part fits

GMC 12557287 Engine Exhaust Manifold (Machining)(W/Out Air Injector Reactor)

2001-2007 GMC

Customer Questions & Expert Answers (5)
GM 12557287 Engine Exhaust Manifold (Machining)(W/Out Air Injector Reactor)
  • Part Description
    Manifold, Exhaust (Machining)(W/Out Air Injector Reactor) ; Manifold, Engine Exhaust Manifold
  • Manufacturer
    General Motors
  • Manufacturer's Notes
    This part is discontinued.
Make sure this part fits
  • Related Parts
  • Product Specifications
  • Vehicle Fitment
  • Customer Questions & Expert Answers
  • Product Specifications

    BrandGenuine GMC
    Manufacturer Part Number12557287
    Part DescriptionManifold, Exhaust (Machining)(W/Out Air Injector Reactor) ; Manifold, Engine Exhaust Manifold
    Other NamesExhaust Manifold, Manifold
    Item Dimensions25.5 x 10.5 x 6.2 inches
    Item Weight16.80 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    ManufacturerGeneral Motors
    SKU12557287
    WarrantyThis genuine GM part is guaranteed by GM's factory warranty.
    Shipping & ReturnShipping Policy Return Policy
    Warning: California’s Proposition 65
  • Vehicle Fitment

    Year Make Model Engine Important vehicle option details
    2001-2007 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 137.0, 3500 CHASSIS REGULAR CAB 161.5, 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 CHASSIS REGULAR CAB 137.0, CLASSIC 3500 CHASSIS REGULAR CAB 161.5, CLASSIC 3500 CREW CAB, CLASSIC 3500 EXTENDED CAB, CLASSIC 3500 REGULAR CAB
    2001-2006 GMC Yukon8 Cyl 8.1L3/4 TON, XL 3/4 TON
  • Customer Questions & Expert Answers

    Q:
    I am wonder if this is complete and correct part for my vehicle. Posted by GMPartsGiant Specialist
    A:
    You can Select Your Vehicle to check if 12557287 fits your vehicle.
    Posted by GMPartsGiant Specialist
    Q:
    What is the final step in the installation process for the 2009 Chevrolet Silverado? Posted by Customer
    A:
    The remainder of the installation is the reverse of removal.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Exhaust Manifold
    Q:
    What should be done to the manifold and cylinder head mating surfaces for the 2013 GMC Sierra? Posted by Customer
    A:
    Clean them before reinstalling the manifolds using a gasket scraper to remove carbon deposits.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Exhaust Manifold
    Q:
    What needs to be disconnected from the exhaust manifold for the 2013 Chevrolet Silverado? Posted by Customer
    A:
    Disconnect the exhaust pipe/catalytic converter pipe from the exhaust manifold.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Exhaust Manifold
    Q:
    What needs to be disconnected from the exhaust manifold for the 2010 GMC Sierra? Posted by Customer
    A:
    Disconnect the exhaust pipe/catalytic converter pipe from the exhaust manifold.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Exhaust Manifold
    If you have any questions about this product, please don't hesitate to ask us. We will be happy to help you!

Genuine GM Part 12557287, the Right Choice

Your vehicle deserves only genuine OEM GM parts and accessories. To ensure reliability, purchase GM part # 12557287 Engine Exhaust Manifold (Machining)(W/Out Air Injector Reactor). It is sometimes referred to as GMC Exhaust Manifold. Our GM parts and accessories are expedited directly from authorized GM dealers strategically located all across the U.S. and are backed by the manufacturer's 12 month, 12,000 mile warranty. OEM GM parts are the best for restoring your vehicle to factory condition performance. This part fits specific GMC Sierra, Yukon models.

Affordable, reliable and built to last, GM part # 12557287 Engine Exhaust Manifold (Machining)(W/Out Air Injector Reactor) stands out as the smart option. GMPartsGiant.com is your prime online source with the biggest and best selection of genuine GM parts and accessories at giant discounted prices. We have the OEM GM parts and accessories you need at the wholesale prices. GMPartsGiant.com has you covered no matter what type of GM vehicle you drive. For detailed GMC parts information, click here.

Why choose GM Parts Giant

  • Dedicated Service

    Your complete satisfaction is our #1 goal

  • Lowest Prices

    Best deals on genuine OE parts from dealerships

  • Fast Delivery

    Orders are processed and delivered promptly