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Chevrolet 19418941 Catalytic Converter

2009-2014 Chevrolet

Customer Questions & Expert Answers (3)
19418941 GM Catalytic Converter Illustration 1 of 1
  • Part Description
    Converter Assembly, 3Way Catalytic Kit
  • Replaces
    15905948, 20854454
  • Manufacturer
    General Motors
Make sure this part fits
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  • Related Parts
  • Specifications
  • Fitment
  • Q&A
  • Product Specifications

    BrandGenuine Chevrolet
    Manufacturer Part Number19418941
    Part DescriptionCatalytic Converter; Converter Assembly, 3Way Catalytic Kit
    ConditionNew
    Fitment TypeDirect Replacement
    Replaces15905948, 20854454
    ManufacturerGeneral Motors
    SKU19418941
    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
    2009-2013 Chevrolet Avalanche8 Cyl 5.3L, 8 Cyl 5.3L Flex, 8 Cyl 6.0L1/2 TON
    2009-2013 Chevrolet Silverado8 Cyl 4.8L, 8 Cyl 4.8L Flex, 8 Cyl 5.3L, 8 Cyl 5.3L Flex, 8 Cyl 6.0L, 8 Cyl 6.0L 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, REGULAR CAB 6'6" BOX 1/2 TON, REGULAR CAB 8' BOX 1/2 TON
    2009-2014 Chevrolet Suburban8 Cyl 5.3L, 8 Cyl 5.3L Flex, 8 Cyl 6.0L1/2 TON
    2009-2014 Chevrolet Tahoe8 Cyl 4.8L, 8 Cyl 5.3L, 8 Cyl 5.3L Flex, 8 Cyl 6.0L Flex4 DOOR 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 19418941 fits your vehicle.
    Posted and answered by GM Parts Specialist Julian
    Q:
    How can you remove the Catalytic Converter from a 2010 GMC Yukon? Posted by Billgm L.
    A:
    To remove the converter, raise the vehicle and place it securely on jackstands, disconnect the electrical connectors for the oxygen sensors, remove all four sensors, remove the nuts at each of the upper flanges securing the front exhaust pipe assembly, remove the nuts securing the rear flange of the front exhaust pipe assembly, and remove the front exhaust pipe assembly. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Jeremy / Jan 25, 2026
    Q:
    What does a reduction catalyst do for the Catalytic Converter in the 2012 Chevrolet Silverado? Posted by Blanca S.
    A:
    A reduction catalyst reduces oxides of nitrogen. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Jose / Feb 19, 2022

Genuine GM Part 19418941, the Right Choice

To ensure reliability, purchase GM part # 19418941 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 Avalanche, Silverado, Tahoe models.

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