Muffler Sound Quality: Normal tone conversation can easily be heard over engine exhaust sound.
Application: Engine room / Hull side positioning.
Low Profile · Very Compact · Very Quiet.
Accepts a wide variety of exhaust system configurations.
Inlet(s) / Outlet on Muffler are positioned per application requirements.
Material: Biaxial E-Glass/Vinylester, fire retardant (Class 1)...Hetron FR 992 resin.
Molded Gelcoat Finish Color: High gloss bright white. "Show Quality" finish optional.
316L Stainless steel crush resistant rings installed at all muffler hose connections.
Molded fiberglass mounting cradles available. Color: High gloss bright white exterior.
Our customer's swear our mufflers are the reason they are catching fish!

Quiet Zone ThinLine Mufflers
Model Numbers Dimension "A" Dimension "B" Dimension "C" Muffler
Horsepower rating
38 38 1/2" 26" 13" 2 stroke 725 HP/ 4 stroke 850 HP
40 40" 33" 14" 4 stroke 1050 HP
50 50" 33" 14" 4 stroke 1050 HP
60 50 1/2" 33" 14" 4 stroke 1200- 1800 HP*
Super 60 60 1/2" 33" 16 1/2" 4 stroke 1800- 2000 HP*
*Horsepower rating above is for general sizing. Please contact us for additional information.

WE ARE THE ONLY EXHAUST MANUFACTURER THAT DESIGNS AND FABRICATES BOTH STAINLESS STEEL EXHAUST PIPE(S) AND FIBERGLASS COMPONENTS - SUPPLYING A TOTAL "TURBO TO TRANSOM ® " OR "TURBO TO UNDERWATER DISCHARGE" EXHAUST PACKAGES.


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