{"product_id":"sierra-marine-exhaust-water-shutters-18-4457","title":"Sierra Marine Exhaust Water Shutters (MPN: 18-4457)","description":"\u003ch2\u003eDurable EPDM flapper valves prevent water intrusion in exhaust systems.\u003c\/h2\u003e\r\n\u003cp\u003eSierra Marine Exhaust Water Shutters are designed to protect marine exhaust systems from water intrusion, particularly in challenging conditions such as following seas or during reverse maneuvers. These external flapper valves feature a specially compounded rubber construction made from weather-resistant EPDM, which includes a UV stabilizer for enhanced durability against harsh marine environments.\u003c\/p\u003e\r\n\u003cp\u003eThe innovative design of the flapper valves ensures that water is effectively prevented from entering the exhaust system, thereby maintaining optimal performance and safety. Each unit is engineered to meet or exceed the specifications of the original equipment parts they replace, ensuring reliability and longevity.\u003c\/p\u003e\r\n\u003cp\u003eWith a diameter of 4 inches, these exhaust water shutters come complete with a stainless steel clamp for secure installation. The combination of high-quality materials and robust design makes these valves a critical component for any marine exhaust system, providing peace of mind for boat operators.\u003c\/p\u003e\r\n\u003ch3\u003eFeatures\u003c\/h3\u003e\r\n\u003cul\u003e\r\n    \u003cli\u003eMade With Weather Resistant EPDM With UV Stabilizer\u003c\/li\u003e\r\n    \u003cli\u003eCompounded Rubber Flapper Valves Prevent Water From Entering The Exhaust System\u003c\/li\u003e\r\n    \u003cli\u003eAll Marine Products Both Meet Or Exceed The Original Equipment Part It Replaces\u003c\/li\u003e\r\n    \u003cli\u003eProvides Maximum Durability And Long Life\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\r\n\u003cul\u003e\r\n    \u003cli\u003eManufacturer: Sierra Marine\u003c\/li\u003e\r\n    \u003cli\u003eManufacturer Part Number: 18-4457\u003c\/li\u003e\r\n    \u003cli\u003eShutter Type: External Flapper\u003c\/li\u003e\r\n    \u003cli\u003eSize: 4 Inch Diameter\u003c\/li\u003e\r\n    \u003cli\u003eMaterial: Ethylene Propylene Diene Monomer\u003c\/li\u003e\r\n    \u003cli\u003eWith Clamp: Yes\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003ch3\u003eTechnical Documents\u003c\/h3\u003e\n\u003cul\u003e\r\n    \u003cli\u003e\u003ca href=\"https:\/\/vehiclepartimages.com\/PMDT\/S5M\/Warranty\/516new-sierra-warranty.pdf\" target=\"_blank\"\u003e516new-sierra-warranty.pdf\u003c\/a\u003e\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n","brand":"NTP-Stag","offers":[{"title":"Default Title","offer_id":47371142758639,"sku":"S5M184457","price":60.61,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1583\/3619\/files\/ImageServerAPI_4338b803-c448-41e2-8ac0-6b9d3231abd5.jpg?v=1772881634","url":"https:\/\/www.sprinterpartsdepot.com\/products\/sierra-marine-exhaust-water-shutters-18-4457","provider":"Sprinter Parts Depot","version":"1.0","type":"link"}