GM Genuine Parts Catalytic Converter
OE
Pack of 1

GM Genuine Parts Catalytic Converter

GM Part #12747055

MSRP$714.32*
Refundable Core Charge:
+$400.00
  • 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

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
MaterialStainless Steel
Outlet Quantity1
Clamps IncludedNo
Heat Shield AttachedYes
Hangers IncludedYes
Body MaterialSteel
Inlet Quantity1
ClassificationOE
Core Charge400.00
California CertifiedYes
Body ShapeRound
Inlet Inside Diameter3.23 in / 82 mm
Converter Quantity1
Outlet Inside Diameter3.03 in / 77 mm
Mounting Hardware IncludedNo
Grade TypeStandard Replacement
Inlet Type4 Bolt Welded Flange
Body Length15.55 in / 395 mm
Overall Length700mm
Outlet Type2 Bolt Welded Flange

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)
Enclave2026, 2027