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GM 15798961
Muffler

2001-2009 GM

Customer Questions & Expert Answers (7)
GM 15798961 Muffler
  • Part Description
    Muffler Assembly-Exhaust (W/Exhaust & Tail Pipe & 3W
  • Manufacturer
    General Motors
Make sure this part fits
$1071.28 MSRP: $1595.91
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Core Charge: $400.00
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  • Vehicle Fitment

    Year Make Model Trim Engine
    2007-2009 Chevrolet Silverado 1500LT, LTZ8 Cyl 6.0 L GAS
    2007-2009, 2001-2002 Chevrolet Silverado 2500 HDBase, LS, LT, LTZ, 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 GMC Sierra 1500SLE, SLT8 Cyl 6.0 L GAS
    2007-2009, 2001-2002 GMC Sierra 2500 HDBase, SL, SLE, SLT, WT8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
    2006, 2001-2002 GMC Sierra 3500Base, SL, SLE, SLT, WT8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
    2007 GMC Sierra 3500 ClassicSL, SLE, SLT, WT8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
    2007-2009 GMC Sierra 3500 HDSLE, SLT, WT8 Cyl 6.0 L GAS
    Warning: California's Proposition 65
  • Customer Questions & Expert Answers

    Q:
    Is this 15798961 designed for my car? Posted by ChevyPartsGiant Specialist
    A:
    Please Select Your Vehicle model to see if part number 15798961 is suitable before ordering.
    Posted by ChevyPartsGiant Specialist
    Q:
    What should be repeated for 5.3L or 6.0L engines during installation for the 2007 Chevrolet Silverado 1500? Posted by Customer
    A:
    Repeat the lubrication and installation steps.
    Posted by ChevyPartsGiant Specialist
    See vehicle specific detailed answers for this Muffler
    Q:
    What should be done for 6.0L or 8.1L engines during installation for the 2006 Chevrolet Silverado 3500? Posted by Customer
    A:
    Install the insulators to the muffler hangers with lubricant, install a new exhaust manifold pipe gasket, slide the muffler forward to connect it to the catalytic converter, and install the insulators to the frame hangers.
    Posted by ChevyPartsGiant Specialist
    See vehicle specific detailed answers for this Muffler
    Q:
    What should be done after supporting the transmission for the 2007 Chevrolet Silverado 3500 Classic? Posted by Customer
    A:
    Remove the transmission mount to transmission support nuts, raise the transmission off the support, and take out the transmission support crossmember bolts and the crossmember itself.
    Posted by ChevyPartsGiant Specialist
    See vehicle specific detailed answers for this Exhaust Pipe
    Q:
    What should be removed after the right wheelhouse panel for the 2006 GMC Sierra 3500? Posted by Customer
    A:
    Take off the exhaust heat shield nuts and heat shield from the dash panel.
    Posted by ChevyPartsGiant Specialist
    See vehicle specific detailed answers for this Exhaust Pipe
    Q:
    What is the last action to complete the process for the 2007 GMC Sierra 3500 Classic? Posted by Customer
    A:
    Remove the support from the transmission and reinstall the HO2S.
    Posted by ChevyPartsGiant Specialist
    See vehicle specific detailed answers for this Exhaust Pipe
    Q:
    What is the final step if applicable for the 2009 GMC Sierra 1500? 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 vehicle specific detailed answers for this 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 15798961 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 15798961 Muffler is available in the market under the name GM Exhaust Pipe, Muffler. This genuine product has a full warranty coverage from the manufacturer available at all authorized GM dealers throughout the United States. This part 15798961 Muffler fits certain Chevrolet Silverado 1500, Silverado 2500 HD, Silverado 3500 models, as well as GMC Sierra 1500, Sierra 2500 HD, Sierra 3500 models.
The original GM component designated by manufacturer part number 15798961 maintains top performance when functioning as the Muffler Assembly-Exhaust (W/Exhaust & Tail Pipe & 3W unit. The component 15798961 is constructed from durable material while weighing 59.30 Pounds. 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 15798961 has available replacement options. 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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