{"product_id":"oem-lennox-replacement-burner-kit-y5346","title":"OEM Lennox Replacement Burner Kit — Y5346","description":"\u003cp\u003eThe genuine OEM Lennox \u003cstrong\u003eY5346\u003c\/strong\u003e replacement burner kit supplies the factory-matched burner components needed to restore proper combustion in your Lennox gas furnace. The burners mix gas and air and support a stable, evenly distributed flame across the heat exchanger, which is the foundation of safe, efficient heating in every cycle.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCommon failure symptoms:\u003c\/strong\u003e Worn or corroded burners commonly cause hard or delayed ignition, yellow or uneven flames, rumbling and flame roll-out, sooting, short-cycling, and repeated flame-sensor lockouts. If your furnace struggles to light or the flame pattern looks irregular, the burner assembly is a likely culprit.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy OEM matters:\u003c\/strong\u003e The \u003cstrong\u003eY5346\u003c\/strong\u003e kit is engineered to Lennox's exact burner geometry, port sizing, and gas ratings, so ignition, flame sensing, and heat-exchanger alignment all work as designed. Generic burners can disrupt the air-fuel mixture and flame position, risking incomplete combustion and voided warranties. Installing the OEM kit restores original ignition reliability, flame quality, and rated furnace performance.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63081129902451,"sku":"LNX-Y5346","price":49.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-burner-ribbon-LNX-Y5346.jpg?v=1783763332","url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-replacement-burner-kit-y5346","provider":"National HVAC Parts","version":"1.0","type":"link"}