GM Genuine Parts Exhaust Rear Muffler with Exhaust Pipe
OE
Pack of 1

GM Genuine Parts Exhaust Rear Muffler with Exhaust Pipe

GM Part #42817963

MSRP$259.84*

GM Genuine Parts Exhaust Muffler Assemblies are designed, engineered, and tested to rigorous standards, and are backed by General Motors.

  • Has the necessary components to service your vehicle's exhaust muffler
  • Helps diminish the amount of noise emitted by your vehicle's exhaust system
  • Helps guide exhaust to the exterior of your vehicle

Pack of 1

About this product

GM Genuine Parts Exhaust Muffler Assemblies are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These assemblies have the necessary components to service your vehicle's exhaust muffler. The muffler helps diminish the amount of noise emitted by your vehicle's exhaust system by reflecting the sound waves in such a way that they partially cancel themselves out. 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

  • Has the necessary components to service your vehicle's exhaust muffler
  • Helps diminish the amount of noise emitted by your vehicle's exhaust system
  • Helps guide exhaust to the exterior of your vehicle
  • 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

Product Specifications

Outlet Quantity1
Heat Shield AttachedNo
Body MaterialStainless Steel
Gasket Or Seal IncludedNo
Hanger TypeRod
Inlet Quantity1
Outlet LocationRight
ClassificationOE
Inlet Inside Diameter2.09 in / 53 mm
Body Height7.72 in / 196 mm
Outlet Inside Diameter2.28 in / 58 mm
Muffler ShapeRectangular
Inlet LocationCenter
Outlet TypeFlange
Inlet TypePipe
FinishNatural
Body Length20.63 in / 524 mm
Body Width7.72 in / 196 mm
Overall Length48.23 in / 1225 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.

ModelBody StyleTrimYear(s)
EnvistaAvenir, Preferred, Sport Touring2024, 2025, 2026