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Chevrolet 19418958 Catalytic Converter

2009-2010 Chevrolet Silverado

Customer Questions & Expert Answers (3)
19418958 GM Catalytic Converter Illustration 1 of 1
  • Part Description
    Converter Assembly, 3Way Catalytic Kit
  • Replaces
    20854457, 25904626, 25904629
  • Manufacturer
    General Motors
Make sure this part fits
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  • Related Parts
  • Specifications
  • Fitment
  • Q&A
  • Product Specifications

    BrandGenuine Chevrolet
    Manufacturer Part Number19418958
    Part DescriptionCatalytic Converter; Converter Assembly, 3Way Catalytic Kit
    Item Dimensions42.0 x 31.1 x 4.1 inches
    Item Weight33.20 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    Replaces20854457, 25904626, 25904629
    ManufacturerGeneral Motors
    SKU19418958
    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
    2009-2010 Chevrolet Silverado8 Cyl 6.2L FlexCREW CAB 1/2 TON, EXTENDED CAB 5'8" BOX 1/2 TON, EXTENDED CAB 6'6" BOX 1/2 TON, EXTENDED CAB 8' BOX 1/2 TON
  • 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 19418958 fits your vehicle.
    Posted and answered by GM Parts Specialist Julian
    Q:
    What is a Catalytic Converter for the 2010 Chevrolet Silverado? Posted by Verified Customer
    A:
    A catalytic converter is an emission control device that reduces certain pollutants in the exhaust gas stream. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Fernando / Dec 12, 2025
    Q:
    What is a Catalytic Converter for the 2009 GMC Sierra? Posted by Annamaria M.
    A:
    A catalytic converter is an emission control device that reduces certain pollutants in the exhaust gas stream. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Julian / Jul 09, 2023

Genuine GM Part 19418958, the Right Choice

To ensure reliability, purchase GM part # 19418958 Catalytic Converter. It is sometimes referred to as Chevrolet Catalytic Converter, Chevrolet 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 Chevrolet Silverado models.

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