Sierra Marine 18-4457 Exhaust Protector Valve
Sierra 18-4457 4" Exhaust Flap. For use on 4" through hull exhaust outlets. Includes Stainless Steel clamp. Fits 4" O.D. exhaust tube. Heavy duty rubber flap helps to prevent water from surging into the exhaust system.
Replaces Mallory 9-44001
Replaces Mallory 9-44001
| Brand | Sierra |
|---|---|
| Cross Reference / Specs | 12644A1 12644Q01 MAL9-44001
|
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