Muffler

[Docsnow]

Rosie,

I'm 99.9% sure this is the one you'll need for a 318

Centek Vernatone Round Wet Exhaust Muffler
Item # : 304956
Inlet/Outlet Diameter: 4 ", Muffler: 9.06" Diameter x 33.69" L
Applications: Gas or Diesel Engines
Location: Use Above The Waterline
Brand: Centek
Model Number: 1000106

I got these #s off Defenders site don't get sticker price shocked

Norm,

Live On

[steveintn]

I have a 89 with about 2,000 hours do the mufflers have a certain life span?
My engines seems louder over time but I also have some floor issues and know that is the source of some noise.