Check if this fits your car first

We can’t guarantee fitment or accept fitment returns without a vehicle selected.

Year

Make

Model

Trim

Engine

Check if this fits your vehicle

Select your vehicle details below

Select Year

Select Make

Select Model

Or call us at 888-477-2530 — we’ll help you out.

Check if this fitsShop worry-free by verifying fitment first. If the part doesn't fit, we'll make it right or refund you. Learn more

Main Image

Click to expand

Catalytic Converter Gasket

Name: Catalytic Converter Gasket
Brand: GM Genuine Parts
SKU: 12672379
Availability: InStock
Rating: 4.9 (12847 reviews)

Authorized Dealer

Special Offer

Buy 2, Get 5% Off

2 for $0.00•Save $0.00

Catalytic Converter Gasket

BrandGM Genuine PartsLearn More

Qty/Vehicle2

ConditionNew

Includes: (1) Catalytic Converter Gasket, Hardware

$000

•In Stock•Fast Shipping•

Estimated Delivery by calculating...

Calculating shipping time...

Ships to

Product Specifications

Features & Benefits

•Direct OE fit - no modifications needed
•Meets or exceeds manufacturer specs
•24-month warranty included
•Fast Shipping — ships same day before 3 PM ET

BrandGM Genuine Parts

Part Number12672379

Part TypeCatalytic Converter Gasket

ConditionNew

Qty Per Vehicle2

Inside Diameter3.1 IN

Compatibility

Vehicle Compatibility

Guaranteed to fit 0 vehicles from Infinity--Infinity

No compatibility data available

Frequently Asked Questions

We're always here to help. If you can't find your answer, ask Rydon - our AI assistant will help you out.

What vehicles does this Catalytic Converter Gasket fit?

This GM Genuine Parts Catalytic Converter Gasket (Part #12672379) fits specific vehicles. Use the compatibility checker on this page to verify fitment for your vehicle.

Is this an OEM or aftermarket part?

This is a premium aftermarket Catalytic Converter Gasket by GM Genuine Parts, designed to meet or exceed OEM specifications with strict quality control standards.

What warranty is included?

This GM Genuine Parts Catalytic Converter Gasket is backed by a 24-month limited warranty covering defects in materials and workmanship from date of purchase.

How long does shipping take?

Fast shipping — orders before 3 PM ET ship the same day. Most arrive within 3-5 business days.

Can I return this if it does not fit?

30-day money-back guarantee. Return unused parts in original packaging for full refund.

Compatibility

Vehicle Compatibility

Guaranteed to fit 0 vehicles from Infinity--Infinity

No compatibility data available

Product Specifications

Brand

GM Genuine Parts

Part Type

Catalytic Converter Gasket

Length (In)

19.45 in

Material Thickness (In)

0.3 in

Part Number

12672379

Inside Diameter

3.1 IN

Material

Stainless Steel

Material Thickness (Mm)

7.68 mm

Inside Diameter3.1 IN

Length (In)19.45 in

MaterialStainless Steel

Material Thickness (In)0.3 in

Material Thickness (Mm)7.68 mm

Outside Diameter (In)3.4 in

Outside Diameter (Mm)86.38 mm

Features Benefits - Bullet 1Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)

Features Benefits - Bullet 2GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors

Features Benefits - Bullet 3GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle

Features Benefits - Bullet 4GM regularly updates production and service part designs to integrate new materials and technologies

Height (In)4.6 in

Height (Mm)4.6 mm

Product DescriptionGM Genuine Parts Catalytic Converter Gaskets are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM Genuine Parts are the true OE parts installed during the p

ShapeRound

Universal Or Specific FitSpecific

Volume (Cu In)0.0012cu in

Weight (Lb)21.3 lb

Width (In)7.65 in

Check if this fitsShop worry-free by verifying fitment first. If the part doesn't fit, we'll make it right or refund you. Learn more

Main Image

Click to expand

Catalytic Converter Gasket

Authorized Dealer

Special Offer

Buy 2, Get 5% Off

2 for $0.00•Save $0.00

Call for Price

888-477-2530

Our parts specialists are ready to help you find the best price.

Part #:12672379

Call 888-477-2530 for Price

OE REPLACEMENT

Catalytic Converter Gasket

Part #:12672379

Catalytic Converter Gasket

Call for Price

888-477-2530

Our parts specialists are ready to help you find the best price.

Quantity:

In Stock10 or more available

Fast delivery between Mon, Jun 22 to Mon, Jun 22

Ships To:

Call 888-477-2530 for Price

Key Features

OEM-Equivalent QualityMeets/exceeds factory specs

American BusinessMaryland since 1986

24-Month WarrantyLimited coverage on every part

Fast Same Day ShippingWe ship all orders the same business day before cutoff

Product Specs

BrandGM Genuine Parts

Part Number12672379

Part TypeCatalytic Converter Gasket

ConditionNew

Inside Diameter3.1 IN

Length (In)19.45 in

MaterialStainless Steel

Material Thickness (In)0.3 in

Compatibility

Vehicle Compatibility

Guaranteed to fit 0 vehicles from Infinity--Infinity

No compatibility data available

Questions & Answers

Have a Question?

Ask Marvin, our Car Expert

Offline

Or leave a voicemail at 888-477-2530

Things to Know

Federal Replacement Requirements: Federal law prohibits the removal or replacement of a properly functioning catalytic converter. This product is intended as a direct replacement for a failed, damaged, or missing OEM catalytic converter only.

WARNING: Handling passenger or off-highway motor vehicle parts can expose you to chemicals such as phthalates and lead, which are known to the State of California to cause cancer and reproductive harm. To minimize exposure, service the vehicle in a well-ventilated area, wear gloves, and wash your hands. For more information see www.P65Warnings.ca.gov/motor-vehicle-parts

Check if this fits your car first

Catalytic Converter Gasket

Catalytic Converter Gasket

Product Specifications

Compatibility

Vehicle Compatibility

Frequently Asked Questions

Compatibility

Vehicle Compatibility

Product Specifications

Catalytic Converter Gasket

Catalytic Converter Gasket

Key Features

Product Specs

Compatibility

Vehicle Compatibility

Questions & Answers

Things to Know

24 Month Warranty

30 Day Returns

Fast Same Day Shipping

About This Catalytic Converter Gasket

Key Features

Signs This Part Needs Replacement

GM Genuine Parts

Installation Guide

Tools Needed

Frequently Asked Questions