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Sierra 18-4457: T his pair of exhaust protector valves is constructed from EPDM, marine grade rubber and stainless steel. Boat part number 1085455 is a new pair of exhaust protector valves from Sierra Marine, part number 18-4457 Mercury 12644A1
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🇺🇸 Ship from USA · On Agora since 2026
$36.89