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GM Genuine Parts Three-Way Catalytic Converter with Exhaust Pipe
OE

GM Genuine Parts Three-Way Catalytic Converter with Exhaust Pipe

GM Part #86781749

ACDelco Part #86781749

MSRP$1,743.03*

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

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

Outlet Inside Diameter2.99 in / 76 mm
Outlet Outside Diameter3.07 in / 78 mm
Substrate MaterialCeramic
Body ShapeIrregular
Inlet Quantity2
Inlet Inside Diameter2.52 in / 64 mm
Core Charge400.00
ClassificationOE
Hangers IncludedNo
Inlet TypeFlange
Mounting Hardware IncludedNo
Universal Or Specific FitSpecific
Clamps IncludedNo
Outlet Quantity1
Body MaterialStainless Steel
MaterialStainless Steel
Body Length35.83 in / 910 mm
Converter Quantity3
Overall Length35.83 in / 910 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)
Silverado 15002019, 2020, 2021, 2022, 2023, 2024, 2025, 2026
Silverado 1500 LTD2022
Suburban2021, 2022, 2023, 2024, 2025, 2026
Tahoe2021, 2022, 2023, 2024, 2025, 2026