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GM 25670399
Muffler W/Tpipe, Driver Side

1998-2002 Cadillac Seville

Customer Questions & Expert Answers (7)
GM 25670399 Muffler W/Tpipe, Driver Side
  • Part Description
    Muffler, Exhaust (W/Tail Pipe); Exhaust Pipe; Muffler
  • Position
    Driver Side
  • 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 Number25670399
    Part DescriptionMuffler, Exhaust (W/Tail Pipe); Exhaust Pipe; Muffler
    Item Dimensions41.3 x 8.8 x 21.2 inches
    Item Weight20.40 Pounds
    PositionDriver Side
    ConditionNew
    ManufacturerGeneral Motors
    SKU25670399
    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
    1998-2002 Cadillac SevilleSTS8 Cyl 4.6 L GAS
  • Customer Questions & Expert Answers

    Q:
    Can you help me check if this 25670399 is the right part for my car? Posted by ChevyPartsGiant Specialist
    A:
    Please Select Your Vehicle model to see if part number 25670399 is suitable before ordering.
    Posted by ChevyPartsGiant Specialist
    Q:
    What should be checked regarding the flanges for the converter and the exhaust manifold rear pipe for the 2000 Cadillac Seville? Posted by Customer
    A:
    Ensure that the flanges are parallel; if not, realign the exhaust manifold rear pipe.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Exhaust Pipe
    Q:
    What is the first step to replace the muffler for the 2001 Cadillac Seville? Posted by Customer
    A:
    First raise and support the vehicle, then support the exhaust pipe and muffler.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Muffler
    Q:
    How should the EGR inlet pipe nut be installed for the 2002 Cadillac Seville? Posted by Customer
    A:
    Hand start the EGR inlet pipe nut to the front exhaust manifold pipe to prevent cross threading and then tighten it to 60 Nm (44 ft. lbs.).
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Exhaust Pipe
    Q:
    What is the first step to service and repair the exhaust crossover pipe for the 2000 Cadillac Seville? Posted by Customer
    A:
    Remove the transaxle assembly.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Exhaust Pipe
    Q:
    How should the EGR inlet pipe nut be installed for the 2001 Cadillac Seville? Posted by Customer
    A:
    Hand start the EGR inlet pipe nut to avoid cross threading, then tighten it to 60 Nm (44 ft. lbs.).
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Exhaust Pipe
    Q:
    How do you attach the intermediate pipe to the muffler for the 2000 Cadillac Seville? Posted by Customer
    A:
    Attach the intermediate pipe to the muffler using a bolt type clamp, ensuring the clamp nuts are positioned toward the outside of the vehicle.
    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 25670399, Excellent Performance and Perfect Fitment

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