Muffler Interchangeable 13" Ultra Straight 3-1/2 Inch O.D. Inlet With 3-1/2 Inch O.D. Straight Outlet 13 Inches Long OEM UM-289-3120
Ultra Marine - Muffler Aftermarket Interchangeable
Straight 3-1/2" Inlet With 3-1/2" Straight Outlet
- 13" Tip to Tip
- 3-1/2" in - 3-1/2" out
- Some Supra H.O. engines mid 1990's & others
- Can be cut about 1" on each end if needed
- Tip to tip 13"
- For use with 3-1/2" I.D. hose
- 4-1/2" O.D. barrel
Manufactured by Ultra Marine. Easy to install!
Ultra Marine Fine fiberglass and highly fire-retardant resins make this silencer a superior choice for reducing noise on your ski boat. The lightweight silencer is neither affected by nor a conductor of electrolysis or any other type of electrically induced corrosion. Resistant to rust and deterioration from fresh and saltwater in either gas or diesel systems. Will not exceed manufacturer's maximum back pressure limits or decrease performance.