Make sure this part fits

GM 19418920 Catalytic Converter

2009-2011 GM

Customer Questions & Expert Answers (3)
19418920 GM Catalytic Converter Product Photo 1 of 2
  • Part Description
    Converter Assembly, 3Way Catalytic Kit See G
  • Replaces
    15903506
  • Manufacturer
    General Motors
Make sure this part fits
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  • Related Parts
  • Specifications
  • Fitment
  • Q&A
  • Product Specifications

    BrandGenuine GM
    Manufacturer Part Number19418920
    Part DescriptionCatalytic Converter; Converter Assembly, 3Way Catalytic Kit See G
    Item Dimensions13.4 x 13.4 x 10.3 inches
    Item Weight10.30 Pounds
    ConditionNew
    Replaces15903506
    ManufacturerGeneral Motors
    SKU19418920
    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
    2009-2011 Buick Enclave6 Cyl 3.6LSPORT UTILITY VEHICLE 2WD, SPORT UTILITY VEHICLE 4WD, SPORT UTILITY VEHICLE AWD
    2009-2011 Chevrolet Traverse6 Cyl 3.6LSPORT UTILITY VEHICLE 2WD, SPORT UTILITY VEHICLE 4WD, SPORT UTILITY VEHICLE AWD
    2009-2011 GMC Acadia6 Cyl 3.6LSPORT UTILITY VEHICLE 2WD, SPORT UTILITY VEHICLE 4WD, SPORT UTILITY VEHICLE AWD
    2009-2010 Saturn Outlook6 Cyl 3.6LSPORT UTILITY VEHICLE 2WD, SPORT UTILITY VEHICLE 4WD
  • Customer Questions & Expert Answers

    Q:
    I'm wondering if this is complete and correct part for my vehicle.
    A:
    You can Select Your Vehicle to check if 19418920 fits your vehicle.
    Posted and answered by GM Parts Specialist Julian
    Q:
    What needs to be removed next for the 2010 GMC Acadia, including the Catalytic Converter? Posted by Kamila S.
    A:
    The retaining nuts from the front and rear catalyst mounting flanges need to be removed. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Henry / Sep 02, 2025
    Q:
    What is the first step in replacing a Catalytic Converter for the 2009 Chevrolet Traverse? Posted by Chanin C.
    A:
    The first step is to raise the vehicle and support it securely on jackstands. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Nicholas / Oct 21, 2025

Genuine GM Part 19418920, the Right Choice

To ensure reliability, purchase GM part # 19418920 Catalytic Converter. It is sometimes referred to as GM Catalytic Converter, GM Exhaust Pipe. Directly from GM, genuine parts are superb with regards to quality, longevity, and fit. Every single part passed stringent quality testing, so you can be sure that it's safe, durable, and built to perform like your original parts. This part fits specific Buick Enclave models. It fits Chevrolet Traverse. It also fits GMC Acadia. This also fits Saturn Outlook.

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