{"product_id":"sierra-exhaust-flapper","title":"Sierra Exhaust Flapper","description":"\u003cp\u003eThe Sierra 18-4458 Exhaust Protector Valve is interchangeable with the following: GLM 89260, Mallory 9-44002. Includes stainless steel clamp. Comes in a size of 5 in. and 6 in. or 127 mm and 152.4mm. Compounded rubber flapper valves prevent water from entering the exhaust system. Made with weather resistant EPDM with UV stabilizer.\u003c\/p\u003e","brand":"Sierra","offers":[{"title":"3''","offer_id":48941427720420,"sku":"SIE-184456","price":39.69,"currency_code":"USD","in_stock":true},{"title":"4''","offer_id":48941427785956,"sku":"SIE-184457","price":39.39,"currency_code":"USD","in_stock":false},{"title":"5-6''","offer_id":48941427753188,"sku":"SIE-184458","price":76.89,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/1485\/2324\/files\/59922.jpg?v=1778922120","url":"https:\/\/seagearmarine.com\/products\/sierra-exhaust-flapper","provider":"Sea Gear Marine","version":"1.0","type":"link"}