Make sure this part fits

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
  • Vehicle Fitment

    Year Make Model Trim Engine
    1998-2002 Cadillac SevilleSTS8 Cyl 4.6 L GAS
    Warning: California's Proposition 65
  • 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 Muffler W/Tpipe, Driver Side 25670399 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 25670399 Muffler W/Tpipe, Driver Side 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 25670399 Muffler W/Tpipe, Driver Side fits certain Cadillac Seville models.
The original GM component designated by manufacturer part number 25670399 maintains top performance when functioning as the Muffler, Exhaust (W/Tail Pipe); Exhaust Pipe; Muffler unit at its Driver Side. The component 25670399 is constructed from durable material and its dimensions span 41.3 x 8.8 x 21.2 inches while weighing 20.40 Pounds. The component is ready in New condition to ensure full compatibility with your vehicle system. The part 25670399 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.
If you want to save money in the long run on maintenance and repairs, you should choose OEM products because they're of the top level of durability. Are you on the quest of finding GM parts, our site is worth a visit. We stock an endless selection of high-quality GM components including things like ignition coils all the way through to fan shrouds and all at prices that can not be matched. You have nothing to worry about because all our OEM parts are covered with a manufacturer warranty, which guarantees superior quality and value.