Make sure this part fits

GM 12638978
Exhaust Manifold, Passenger Side

2004-2006 Cadillac XLR

Customer Questions & Expert Answers (3)
GM 12638978 Exhaust Manifold, Passenger Side
  • Part Description
    Manifold, Catalytic Converter
  • Position
    Passenger Side
  • Replaces
    12567589
  • Manufacturer
    General Motors
  • Manufacturer's Notes
    This part is discontinued.
Make sure this part fits
  • Vehicle Fitment

    Year Make Model Trim Engine
    2004-2006 Cadillac XLRBase8 Cyl 4.6 L GAS
    Warning: California's Proposition 65
  • Customer Questions & Expert Answers

    Q:
    Is this 12638978 designed for my car? Posted by ChevyPartsGiant Specialist
    A:
    Please Select Your Vehicle model to see if part number 12638978 is suitable before ordering.
    Posted by ChevyPartsGiant Specialist
    Q:
    What should be done after securing the exhaust hanger bolt for the 2004 Cadillac XLR? Posted by Customer
    A:
    Install the right exhaust manifold heat shield and bolts, tightening the heat shield bolts to 10 Nm (89 inch lbs.).
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Exhaust Manifold
    Q:
    How should the oxygen sensors be prepared for installation for the 2005 Cadillac XLR? Posted by Customer
    A:
    Apply anti-seize compound GM P/N 12377953 or equivalent to the threads of the oxygen sensors, install the oxygen sensors, and tighten them to 42 Nm (30 ft. lbs.).
    Posted by ChevyPartsGiant 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!

OEM GM Exhaust Manifold, Passenger Side 12638978 Designed for Proper Fit and Performance

Original OEM GM parts deliver superior quality and meet all performance standards needed for optimal automotive operation. The authentic part identified by 12638978 Exhaust Manifold, Passenger Side is available in the market under the name GM Exhaust Manifold. This genuine product has a full warranty coverage from the manufacturer available at all authorized GM dealers throughout the United States. This part 12638978 Exhaust Manifold, Passenger Side fits certain Cadillac XLR models.
The original GM component designated by manufacturer part number 12638978 maintains top performance when functioning as the Manifold, Catalytic Converter unit at its Passenger Side. The component 12638978 is constructed from durable material and its dimensions span 36.7 x 14.4 x 13.3 inches while weighing 22.20 Pounds. The Direct Replacement component is ready in New condition to ensure full compatibility with your vehicle system. This component receives the designation of Manifold; Manifold, Engine Exhaust Manifold. The part 12638978 has available replacement options 12567589. GM manufacturer provides a warranty that ensures reliable operation of this product. The Shipping Policy and Return Policy pages outline complete details regarding shipping procedures and return processes.
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