GM Genuine Parts Catalytic Converter
OE
Pack of 1

GM Genuine Parts Catalytic Converter

GM Part #12729318

MSRP$635.83*

GM Genuine Parts Catalytic Converter are designed, engineered, and tested to rigorous standards, and are backed by General Motors.

  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors.
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle

Pack of 1

About this product

GM Genuine Parts Catalytic Converter 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 production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

Warning WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors.
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies
  • Collision parts are designed to help promote proper and safe repair

Universal Or Specific FitSpecific
Body MaterialStainless Steel
MaterialStainless Steel
Outlet Quantity1
Clamps IncludedNo
Heat Shield AttachedYes
Inlet TypeFlange
Hangers IncludedYes
Inlet Quantity1
ClassificationOE
Inlet Inside Diameter3.27 in / 83 mm
Core Charge400.00
Body ShapeRound
Substrate MaterialCeramic
Outlet TypeFlange
Converter Quantity1
Outlet Inside Diameter3.03 in / 77 mm
Mounting Hardware IncludedNo
Overall Length27.56 in / 700 mm
Body Length10.59 in / 269 mm

24 Months/Unlimited Miles Limited Warranty for Parts (plus Labor if installed by a GM dealer)

Please visit our warranty page on Gmparts.com for full warranty details.

Certain automotive parts can be recycled and remanufactured for future use. These parts have a "core charge" that is used as a deposit on the portion of the part that can be reused. The reason for this charge is to encourage the return of your old part. When the recyclable component from your old part is returned to us, the charge is refunded to you.

ModelBody StyleTrimYear(s)
Traverse2024, 2025