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GM 19420118
Muffler

2001-2009 GM

Customer Questions & Expert Answers (10)
GM 19420118 Muffler
  • Part Description
    Muffler Assembly, Exhaust (W/Exhaust & T/Pipe & 3Way Catalytic Converter) "Kit"; Exhaust Pipe
  • Replaces
    15147368, 15076107, 15199841, 15798960, 15113085
  • Manufacturer
    General Motors
Make sure this part fits
$1051.07 MSRP: $1565.88
You Save: $514.81 (33%)
Core Charge: $400.00
Currently Unavailable

Due to manufacturer supply shortage, this item isn't currently available for ordering.

  • Vehicle Fitment

    Year Make Model Trim Engine
    2007-2009 Chevrolet Silverado 1500LT, LTZ8 Cyl 6.0 L GAS
    2001-2002 Chevrolet Silverado 1500 HDLS, LT8 Cyl 6.0 L GAS
    2001-2002 Chevrolet Silverado 2500Base, LS, LT8 Cyl 6.0 L BI-FUEL, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS
    2006-2009, 2001-2002 Chevrolet Silverado 2500 HDBase, LS, LT, LTZ, WT8 Cyl 6.0 L BI-FUEL, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
    2007 Chevrolet Silverado 2500 HD ClassicLS, LT, WT8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
    2006, 2001-2002 Chevrolet Silverado 3500Base, LS, LT, WT8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
    2007 Chevrolet Silverado 3500 ClassicLS, LT, WT8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
    2007-2009 Chevrolet Silverado 3500 HDLT, LTZ, WT8 Cyl 6.0 L GAS
    2007-2009, 2001-2002 GMC Sierra 1500C3, Denali, SLE, SLT8 Cyl 6.0 L GAS
    2001-2002 GMC Sierra 1500 HDSLE, SLT8 Cyl 6.0 L GAS
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    Warning: California's Proposition 65
  • Customer Questions & Expert Answers

    Q:
    Is this 19420118 designed for my car? Posted by ChevyPartsGiant Specialist
    A:
    Please Select Your Vehicle model to see if part number 19420118 is suitable before ordering.
    Posted by ChevyPartsGiant Specialist
    Q:
    What is the installation process for a 4.8L engine for the 2009 Chevrolet Silverado 1500? Posted by Customer
    A:
    Lubricate the 3 insulators again to ease installation, then position and install the muffler assembly with assistance, followed by installing the insulators (1, 2) to their respective hangers.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Muffler
    Q:
    What should be repeated for a 5.3L or 6.0L engine for the 2008 Chevrolet Silverado 1500? Posted by Customer
    A:
    Repeat the lubrication and removal process for the insulators from the respective hangers.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Muffler
    Q:
    What should be done for 6.0L or 8.1L engines regarding the exhaust muffler for the 2007 Chevrolet Silverado 3500 Classic? Posted by Customer
    A:
    Remove the exhaust muffler nuts and loosen the exhaust pipe clamp.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Muffler
    Q:
    What should be done if the lower bolts and nuts of the rear shock absorbers need to be removed for the 2006 Chevrolet Silverado 3500? Posted by Customer
    A:
    Remove them and then lower the rear axle using the adjustable jack stands.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Muffler
    Q:
    What should be done at the very end of the process for the 2009 GMC Sierra 1500? Posted by Customer
    A:
    Remove the adjustable jack stands, reinstall the spare tire if needed, and lower the vehicle.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Muffler
    Q:
    What should be done for a 5.3L or 6.0L engine for the 2007 GMC Sierra 1500? Posted by Customer
    A:
    Repeat the lubrication and removal process for the insulators as previously described.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Muffler
    Q:
    What is the final step for a 10.5 inch ring gear for the 2006 GMC Sierra 3500? Posted by Customer
    A:
    Install the rear axle vent hose and connect the vent hose swivel clip to the rear brake crossover pipe.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Muffler
    Q:
    What is the first step to replace the muffler on a 2500/3500 Cab/Chassis with a 6.0L engine for the 2007 GMC Sierra 3500 Classic? Posted by Customer
    A:
    First, raise and support the vehicle, and remove the spare tire if needed.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Muffler
    Q:
    What is the process for installing the new muffler assembly for the 2007 GMC Sierra 3500 Classic? Posted by Customer
    A:
    Lubricate the 5 insulators again, position and install the muffler assembly with help, then install the insulator to the rear tail pipe hanger and the insulators (1-3) to the front, intermediate, and rear muffler assembly hangers.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Muffler
    If you have any questions about this product, please don't hesitate to ask us. We will be happy to help you!

OEM GM Muffler 19420118 Designed for Proper Fit and Performance

Original OEM GM parts deliver superior quality and meet all performance standards needed for optimal automotive operation. The authentic part identified by 19420118 Muffler is available in the market under the name GM Muffler. This genuine product has a full warranty coverage from the manufacturer available at all authorized GM dealers throughout the United States. This part 19420118 Muffler fits certain Chevrolet Silverado 1500, Silverado 2500 HD, Silverado 2500 models, as well as GMC Sierra 1500, Sierra 2500 HD, Sierra 2500 models.
The original GM component designated by manufacturer part number 19420118 maintains top performance when functioning as the Muffler Assembly, Exhaust (W/Exhaust & T/Pipe & 3Way Catalytic Converter) "Kit"; Exhaust Pipe unit. The component 19420118 is constructed from durable material. The Direct Replacement component is ready in New condition to ensure full compatibility with your vehicle system. This component receives the designation of Muffler, Exhaust. The part 19420118 has available replacement options 15147368, 15076107, 15199841, 15798960, 15113085. GM manufacturer provides a warranty that ensures reliable operation of this product. The Shipping Policy and Return Policy pages outline complete details regarding shipping procedures and return processes.
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