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Sierra Marine

Sierra Marine Exhaust Protector Valves

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Sierra Marine exhaust protector valves feature an external flap that will prevent unwanted water and debris from entering your exhaust system. Their stainless steel hose clamp will provide a tight and secure fit to your exhaust pipe. They are constructed from weather-resistant EPDM with UV stabilizer.

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Sierra Marine Exhaust Protector Valves 18-4457

Sierra Marine Exhaust Protector Valves 18-4457

Sierra Marine Exhaust Protector Valves 18-4457

Exhaust Flapper, External, 4 in. Pipe, Rubber, Black, Stainless Steel Clamp, Each

Part Number: RRA-18-4457

Not Yet Reviewed

Estimated Ship Date: Dec 11, 2025 if ordered today

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Estimated Ship Date: Dec 11, 2025 if ordered today

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