{"product_id":"5578983rx-genuine-cummins-scr-def-injection-doser","title":"5578983RX Genuine Cummins SCR DEF Injection Doser","description":"\u003ch2 data-end=\"779\" data-start=\"479\"\u003eDescription\u003c\/h2\u003e\n\u003cp data-end=\"779\" data-start=\"479\"\u003eThe 5578983RX is a Cummins Genuine SCR DEF injection doser built for Cummins aftertreatment systems. It delivers controlled diesel exhaust fluid injection into the exhaust stream to maintain 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 class=\"product-table\" style=\"height: 98px; width: 100% !important; table-layout: fixed !important; display: table !important;\"\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;\"\u003e5578983RX\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-end=\"1574\" data-start=\"1555\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch2 data-end=\"1574\" data-start=\"1555\"\u003eProduct Features\u003c\/h2\u003e\n\u003cp\u003eThe 5578983RX SCR DEF injection doser is built to match factory performance and installation requirements:\u003c\/p\u003e\n\u003cp\u003e• Engineered for Cummins SCR aftertreatment system integration\u003cbr\u003e• Delivers precise DEF dosing according to ECM control signals\u003cbr\u003e• Interfaces directly with OEM emissions management strategy\u003cbr\u003e• Manufactured to Cummins durability and compliance standards\u003cbr\u003e• Maintains correct DEF atomization in the exhaust flow\u003cbr\u003e• Supports stable SCR catalyst performance under varying load\u003c\/p\u003e\n\u003ch2 data-end=\"1913\" data-start=\"1893\"\u003eApplication Notes\u003c\/h2\u003e\n\u003cp data-start=\"1528\" data-end=\"1744\"\u003eThe 5578983RX is intended for Cummins engines equipped with the corresponding OEM SCR aftertreatment configuration. Installation should include inspection of DEF supply lines, mounting surfaces, and electrical connectors to ensure proper operation.\u003c\/p\u003e\n\u003cblockquote\u003e\n\u003cp data-end=\"1658\" data-start=\"1426\"\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":48275994673379,"sku":"5578983RX","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\/5578983rx-genuine-cummins-scr-def-injection-doser","provider":"Unit Auto Parts","version":"1.0","type":"link"}