Make sure this part fits

GM 25851449
Muffler W/Tpipe

2003-2007 GM

Customer Questions & Expert Answers (5)
GM 25851449 Muffler W/Tpipe
  • Part Description
    Muffler, Exhaust; Exhaust Pipe
  • Replaces
    15221830
  • Manufacturer
    General Motors
  • Manufacturer's Notes
    This part is discontinued.
Make sure this part fits
  • Related Parts
  • Product Specifications
  • Vehicle Fitment
  • Customer Questions & Expert Answers
  • Product Specifications

    BrandGenuine GM
    Manufacturer Part Number25851449
    Part DescriptionMuffler, Exhaust; Exhaust Pipe
    Other NamesMuffler
    Item Dimensions118.8 x 34.8 x 15.4 inches
    Item Weight49.50 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    Replaces15221830
    ManufacturerGeneral Motors
    SKU25851449
    WarrantyThis genuine GM part is guaranteed by GM's factory warranty.
    Shipping & ReturnShipping Policy Return Policy
    Warning: California's Proposition 65
  • Vehicle Fitment

    Year Make Model Trim Engine
    2003-2007 Chevrolet Express 2500Base, LS, LT8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS
    2003-2007 Chevrolet Express 3500Base, LS, LT8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS
    2003-2007 GMC Savana 2500Base, LS, LT, SLE8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS
    2003-2007 GMC Savana 3500Base, LS, LT, SLE8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS
  • Customer Questions & Expert Answers

    Q:
    Can you help me check if this 25851449 is the right part for my car? Posted by ChevyPartsGiant Specialist
    A:
    Please Select Your Vehicle model to see if part number 25851449 is suitable before ordering.
    Posted by ChevyPartsGiant Specialist
    Q:
    What is the final step after installation for the 2003 Chevrolet Express 3500? Posted by Customer
    A:
    Lower the vehicle.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Muffler
    Q:
    How should the nuts be installed during the exhaust pipe installation for the 2005 GMC Savana 2500? Posted by Customer
    A:
    Install the nuts for the muffler to the exhaust pipe and the nuts for the catalytic converter pipe to the exhaust pipe, tightening the flange nuts to 48 Nm (35 ft. lbs.).
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Exhaust Pipe
    Q:
    What should you wear before replacing the muffler for the 2007 GMC Savana 3500? Posted by Customer
    A:
    Protective goggles and gloves.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Muffler
    Q:
    What is the procedure for connecting the muffler to the catalytic converter for the 2006 GMC Savana 2500? Posted by Customer
    A:
    Slide the muffler forward to connect it to the catalytic converter, install the insulators to the frame hangers, and for 6.6L engines, install and tighten the exhaust muffler nuts to 40 Nm (30 ft. lbs.).
    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 25851449, Excellent Performance and Perfect Fitment

To ensure reliability, purchase GM part # 25851449 Muffler W/Tpipe. It is sometimes referred to as GM Exhaust Pipe, GM Muffler. Choosing OEM parts is the optimal decision for guaranteeing superior quality and perfect performance. These components undergo stringent quality checks and are carefully constructed to comply with GM's factory specifications, ensuring a smooth installation process.

ChevyPartsGiant.com is a leading supplier of genuine GM parts such as GM 25851449 Muffler W/Tpipe. Our website boasts an extensive inventory of OEM GM parts, available at highly competitive prices in the market. Should you require any new genuine GM parts, rest assured we will deliver them swiftly and efficiently to your doorstep. Furthermore, all our parts come with the assurance of a manufacturer's warranty. For detailed Chevy parts information, click here.
Choose ChevyPartsGiant for discounted prices, exceptional service and fast delivery