{"product_id":"4377650-genuine-cummins-scr-def-injection-doser","title":"4377650 Genuine Cummins SCR DEF Injection Doser","description":"\u003ch2 data-start=\"479\" data-end=\"779\"\u003eDescription\u003c\/h2\u003e\n\u003cp data-start=\"479\" data-end=\"779\"\u003eThe 4377650 is a Cummins Genuine SCR DEF injection doser designed for Cummins aftertreatment systems. It injects diesel exhaust fluid into the exhaust stream in controlled amounts to support proper NOx conversion within the SCR catalyst.\u003c\/p\u003e\n\u003ch2\u003eGeneral Specifications\u003c\/h2\u003e\n\u003cdiv style=\"width: 100%; display: block;\"\u003e\n\u003ctable style=\"height: 98px; width: 100% !important; table-layout: fixed !important; display: table !important;\" class=\"product-table\"\u003e\n\u003ccolgroup\u003e \u003ccol style=\"width: 25.8993%;\"\u003e \u003ccol style=\"width: 73.9209%;\"\u003e \u003c\/colgroup\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"height: 19.6px;\"\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 19.6px;\"\u003eNew\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"height: 19.6px;\"\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 19.6px;\"\u003e4377650\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"height: 19.6px;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 19.6px;\"\u003eCummins\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"height: 19.6px;\"\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 19.6px;\"\u003eSCR DEF Injection Doser\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"height: 19.6px;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 19.6px;\"\u003e4.2 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp data-start=\"1555\" data-end=\"1574\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch2 data-start=\"1555\" data-end=\"1574\"\u003eProduct Features\u003c\/h2\u003e\n\u003cp\u003eThe 4377650 SCR DEF injection doser is built to match factory performance and installation requirements:\u003c\/p\u003e\n\u003cp\u003e• Designed for integration with Cummins SCR aftertreatment systems\u003cbr\u003e• Provides accurate DEF metering based on ECM control signals\u003cbr\u003e• Interfaces directly with OEM exhaust emissions strategy\u003cbr\u003e• Manufactured to Cummins emission compliance standards\u003cbr\u003e• Ensures proper DEF atomization in the exhaust flow\u003cbr\u003e• Supports stable SCR catalyst performance under load\u003c\/p\u003e\n\u003ch2 data-start=\"1893\" data-end=\"1913\"\u003eApplication Notes\u003c\/h2\u003e\n\u003cp data-end=\"1744\" data-start=\"1528\"\u003eThe 4377650 is intended for Cummins engines equipped with the corresponding OEM SCR aftertreatment configuration. Installation should include inspection of DEF supply lines and electrical connections to ensure proper system operation.\u003c\/p\u003e\n\u003cblockquote\u003e\n\u003cp data-start=\"1426\" data-end=\"1658\"\u003eAlways verify part number and engine serial number before installation.\u003c\/p\u003e\n\u003c\/blockquote\u003e","brand":"Cummins","offers":[{"title":"Default Title","offer_id":48275981172963,"sku":"4377650","price":745.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0769\/5122\/4547\/files\/s-l960_38301775-177c-4bc2-a414-f359ce09c766.webp?v=1770716657","url":"https:\/\/unitautoparts.com\/products\/4377650-genuine-cummins-scr-def-injection-doser","provider":"Unit Auto Parts","version":"1.0","type":"link"}