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GM 25146092 3 Way Catalytic Convertor Assembly

1988-1994 GM

Customer Questions & Expert Answers (3)
25146092 GM 3 Way Catalytic Convertor Assembly Illustration 1 of 1
  • Part Description
    Converter Assembly, 3Way Catalytic
  • Replaces
    25104269
  • Manufacturer
    General Motors
  • Manufacturer's Notes
    This part is discontinued.
Make sure this part fits
  • Related Parts
  • Specifications
  • Fitment
  • Q&A
  • Product Specifications

    BrandGenuine GM
    Manufacturer Part Number25146092
    Part DescriptionConverter Assembly, 3Way Catalytic
    Other NamesCatalytic Converter, Converter
    Item Dimensions27.1 x 9.2 x 4.9 inches
    Item Weight14.40 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    Replaces25104269
    ManufacturerGeneral Motors
    SKU25146092
    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
    1988-1994 Chevrolet S104 Cyl 2.5L, 6 Cyl 2.8L, 6 Cyl 4.3L2 DOOR, 4 DOOR, PICKUP
    1992-1994 GMC Jimmy6 Cyl 4.3L2 DOOR, 4 DOOR
    1988-1991 GMC S154 Cyl 2.5L, 6 Cyl 2.8L, 6 Cyl 4.3L2 DOOR, 4 DOOR, PICKUP
    1991-1994 GMC Sonoma4 Cyl 2.5L, 6 Cyl 2.8L, 6 Cyl 4.3LPICKUP
    1991 GMC Syclone6 Cyl 4.3LPICKUP
    1992-1993 GMC Typhoon6 Cyl 4.3L2 DOOR, 4 DOOR
    1991-1994 Oldsmobile Bravada6 Cyl 4.3LBRAVADA
  • Customer Questions & Expert Answers

    Q:
    I would like to confirm if this is the correct part number for my vehicle. Please advise. Thank you.
    A:
    You can Select Your Vehicle to check if 25146092 fits your vehicle.
    Posted and answered by GM Parts Specialist Henry
    Q:
    What are the two types of catalysts used in the Catalytic Converter of a monolithic converter for the 1994 GMC Sonoma? Posted by Juha J.
    A:
    The two types of catalysts used in a monolithic converter are oxidation catalyst and three-way catalyst. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Syed / Aug 20, 2022
    Q:
    What is a monolithic Catalytic Converter for the 1994 Chevrolet S10? Posted by Hamilton F.
    A:
    A monolithic converter is a type of catalytic converter that contains a honeycomb mesh coated with two types of catalysts. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Jeremy / Oct 27, 2025

Genuine GM Part 25146092, the Right Choice

To ensure reliability, purchase GM part # 25146092 3 Way Catalytic Convertor Assembly. It is sometimes referred to as GM Catalytic Converter. 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 S10 models. It fits GMC Jimmy, S15, Sonoma. It also fits Oldsmobile Bravada.

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