Make sure this part fits

GM 20920633
Muffler & Pipe

2009-2013 GM

Customer Questions & Expert Answers (5)
GM 20920633 Muffler & Pipe
  • Part Description
    Muffler, Exhaust; Direct-Fit Exhaust; Exhaust System Kit; Exhaust Pipe
  • Replaces
    20779905, 20898059, 25940540, 19258693
  • 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 GM
    Manufacturer Part Number20920633
    Part DescriptionMuffler, Exhaust; Direct-Fit Exhaust; Exhaust System Kit; Exhaust Pipe
    Other NamesMuffler
    Item Dimensions115.7 x 32.7 x 15.4 inches
    Item Weight261.50 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    Replaces20779905, 20898059, 25940540, 19258693
    ManufacturerGeneral Motors
    SKU20920633
    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 Trim Engine
    2009-2013 Chevrolet Silverado 1500LS, LT, WT6 Cyl 4.3 L GAS, 8 Cyl 4.8 L FLEX, 8 Cyl 4.8 L GAS
    2009-2013 GMC Sierra 1500SLE, WT6 Cyl 4.3 L GAS, 8 Cyl 4.8 L FLEX, 8 Cyl 4.8 L GAS
  • Customer Questions & Expert Answers

    Q:
    Can you help me check if this 20920633 is the right part for my car? Posted by ChevyPartsGiant Specialist
    A:
    Please Select Your Vehicle model to see if part number 20920633 is suitable before ordering.
    Posted by ChevyPartsGiant Specialist
    Q:
    What should be done if it is equipped with an 8.6 or 9.5 inch ring gear for the 2010 Chevrolet Silverado 1500? Posted by Customer
    A:
    Remove the rear axle vent hose and the vent hose swivel clip from the rear brake crossover pipe.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Muffler
    Q:
    What is the final step after tightening the nuts for the 2009 Chevrolet Silverado 1500? Posted by Customer
    A:
    Return the spare tire to its original position and lower the vehicle.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Muffler
    Q:
    What should be done after installing the muffler assembly for the 2010 GMC Sierra 1500? Posted by Customer
    A:
    Install the catalytic converter to exhaust muffler nuts and tighten to 45 Nm (33 lb ft).
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Muffler
    Q:
    What should be installed under the rear axle if necessary for the 2009 GMC Sierra 1500? Posted by Customer
    A:
    Install adjustable jack stands under the rear axle.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Muffler
    If you have any questions about this product, please don't hesitate to ask us. We will be happy to help you!

OEM GM 20920633, Excellent Performance and Perfect Fitment

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