Make sure this part fits

GM 25131790 Catalytic Converter Assembly (W/Exhaust Manifold Pipe)

1993 GM

Customer Questions & Expert Answers (3)
25131790 GM Catalytic Converter Assembly (W/Exhaust Manifold Pipe) Illustration 1 of 1
  • Part Description
    Converter Assembly, Catalytic(W/Exhaust Manifold Pipe)
  • 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 Number25131790
    Part DescriptionConverter Assembly, Catalytic(W/Exhaust Manifold Pipe)
    Other NamesConverter
    Item Dimensions33.9 x 7.1 x 5.5 inches
    Item Weight18.40 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    ManufacturerGeneral Motors
    SKU25131790
    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
    1993 Buick Regal6 Cyl 3.1L2 DOOR, 4 DOOR, CUSTOM 2 DOOR, CUSTOM 4 DOOR, GRAN SPORT 2 DOOR, GRAN SPORT 4 DOOR, LIMITED 2 DOOR, LIMITED 4 DOOR
    1993 Chevrolet Lumina6 Cyl 3.1L2 DOOR, 4 DOOR
    1993 Oldsmobile Cutlass6 Cyl 3.1L2 DOOR, 4 DOOR, INTERNAL 2 DOOR, INTERNAL 4 DOOR
    1993 Pontiac Grand Prix6 Cyl 3.1L2 DOOR, 4 DOOR, GT 2 DOOR, LE 4 DOOR, SE 2 DOOR, SE 4 DOOR, STE 4 DOOR
  • 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 25131790 fits your vehicle.
    Posted and answered by GM Parts Specialist Henry
    Q:
    What is a Catalytic Converter for the 1993 Pontiac Grand Prix? Posted by Christi S.
    A:
    The catalytic converter is an emission control device added to the exhaust system to reduce pollutants from the exhaust gas stream, featuring a honeycomb mesh. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Bob / Jul 04, 2025
    Q:
    What should be done after the installation of the Catalytic Converter for the 1993 Oldsmobile Cutlass? Posted by Brentyn C.
    A:
    After installation, the engine should be started to check for leaks. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Fernando / Apr 15, 2025

Genuine GM Part 25131790, the Right Choice

To ensure reliability, purchase GM part # 25131790 Catalytic Converter Assembly (W/Exhaust Manifold Pipe). 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 Regal models. It fits Chevrolet Lumina. It also fits Oldsmobile Cutlass. This also fits Pontiac Grand Prix.

GMPartsGiant.com is a leading supplier of genuine GM parts and accessories such as GM 25131790 Catalytic Converter Assembly (W/Exhaust Manifold Pipe). You're certainly in the right place if you're searching for the great cost-effective OEM GM parts. Look no further than our vast inventory of genuine GM parts offered at unbeatable online prices, all of which are backed by the manufacturer's warranty. Not to forget, our hassle-free return policy and quick delivery service ensure a smooth shopping experience for you. For detailed Chevrolet parts information, click here.
Find low prices on genuine OE parts from GM dealerships with fast delivery and dedicated service at GMPartsGiant.com.