Quiet your exhaust and keep a factory-style sound with the Walker SoundFX Direct-Fit Exhaust Muffler 18588. It drops in as a direct-fit, bolt-on replacement for the 1998-2003 Ford Ranger, 2001-2004 Mazda B2300, 1998-2001 Mazda B2500, 1998-2003 Mazda B3000, and 1998-2003 Mazda B4000 — see the Buyer's Guide tab for the full engine-level list. It features a 2" offset inlet (ID) and a 2" center outlet (ID).
This part cross-references / interchanges with the following part numbers:
What does this Walker muffler do?
It's an exhaust muffler that helps reduce exhaust noise. Its louvered tubes help lower radiated noise for a factory-style sound quality compared to straight perforated tubes.
What vehicles does the 18588 muffler fit?
It's a direct-fit replacement for the 1998-2003 Ford Ranger, 2001-2004 Mazda B2300, 1998-2001 Mazda B2500, 1998-2003 Mazda B3000, and 1998-2003 Mazda B4000. Check the Buyer's Guide tab to confirm your engine.
What is this muffler made of?
It's built with 100% aluminized steel for longer service life compared to low-carbon steel, and it includes an internal drainage system that helps reduce corrosion.
Does installation require welding?
No. It's a direct-fit, bolt-on replacement with OE-style pipe routings, brackets, and hangers, so it installs without specialized fabrication or welding.
What are the inlet and outlet sizes?
This muffler has a 2" offset inlet (ID) and a 2" center outlet (ID).
WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
