{"product_id":"4067676c1-genuine-international®-def-injection-tube","title":"4067676C1 | Genuine International® DEF Injection Tube","description":"\u003cp\u003e\u003cstrong\u003eDescription:\u003c\/strong\u003e DEF Injection Tube\u003cbr\u003e\u003cstrong\u003eCondition: \u003c\/strong\u003eNew \u003cbr\u003e\u003cstrong\u003eBrand: \u003c\/strong\u003eInternational\u003cstrong\u003e®\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e 4067676C1\u003c\/p\u003e\n\u003cdiv class=\"\"\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-(--header-height)\" dir=\"auto\"\u003e\u003c\/section\u003e\n\u003cstrong\u003eFitment Guide:\u003c\/strong\u003e\u003cbr\u003e\n\u003cp\u003e- Australian ProStar S\u003c\/p\u003e\n\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"\"\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-3 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv dir=\"auto\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert wrap-break-word w-full light markdown-new-styling\"\u003e\n\u003cp\u003eA DEF Injection Tube is a component in a diesel engine's SCR (Selective Catalytic Reduction) emissions system. It carries and introduces Diesel Exhaust Fluid (DEF) into the exhaust stream so harmful emissions can be reduced.\u003cbr\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp\u003e\u003cstrong\u003e1. Delivers DEF into the Exhaust Stream\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eReceives DEF from the dosing\/injection system.\u003c\/li\u003e\n\u003cli\u003eDirects DEF into the hot exhaust gases.\u003c\/li\u003e\n\u003cli\u003eEnsures DEF enters the exhaust at the proper location.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e2. Promotes Proper Mixing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHelps DEF mix evenly with exhaust gases.\u003c\/li\u003e\n\u003cli\u003eAllows the DEF to vaporize and break down into ammonia.\u003c\/li\u003e\n\u003cli\u003eImproves the efficiency of the SCR system.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e3. Supports Emissions Reduction\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eProvides the ammonia needed by the SCR catalyst.\u003c\/li\u003e\n\u003cli\u003eHelps convert harmful \u003cstrong\u003enitrogen oxides (NOx)\u003c\/strong\u003e into harmless \u003cstrong\u003enitrogen and water vapor\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eEnables compliance with emissions regulations.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e4. Protects SCR System Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEnsures DEF is distributed correctly before reaching the catalyst.\u003c\/li\u003e\n\u003cli\u003eReduces the risk of poor SCR efficiency and emissions faults.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003e\u003cbr\u003eSigns of Faulty:\u003cbr\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp\u003e\u003cstrong\u003e1. Check Engine Light \/ Emissions Warning\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSCR or “aftertreatment” warning appears on dashboard.\u003c\/li\u003e\n\u003cli\u003eFault codes related to DEF dosing or SCR efficiency.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e2. Engine Derate (Reduced Power)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eVehicle loses power or speed is limited.\u003c\/li\u003e\n\u003cli\u003eHappens when the system detects poor emissions control.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e3. Poor SCR Efficiency Codes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFaults such as:\n\u003cul\u003e\n\u003cli\u003e“SCR efficiency below threshold”\u003c\/li\u003e\n\u003cli\u003e“NOx conversion low”\u003c\/li\u003e\n\u003cli\u003e“DEF dosing performance issue”\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e4. DEF Crystallization Build-Up\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWhite, chalky deposits around:\n\u003cul\u003e\n\u003cli\u003eInjection tube\u003c\/li\u003e\n\u003cli\u003eInjector tip\u003c\/li\u003e\n\u003cli\u003eExhaust pipe near dosing area\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eThis can block or restrict flow.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e5. High NOx Emissions\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eExhaust aftertreatment is not reducing NOx properly.\u003c\/li\u003e\n\u003cli\u003eCan cause emissions test failure.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e6. Irregular DEF Consumption\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eToo much DEF used (poor atomization or leaks).\u003c\/li\u003e\n\u003cli\u003eToo little DEF used (clogged or blocked tube).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e7. Visible DEF Leaks or Wet Residue\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWet spots or white residue around the tube or connections.\u003c\/li\u003e\n\u003cli\u003eSmell of ammonia may sometimes be present.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e8. Regeneration or Aftertreatment Issues\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFrequent or failed regens (on systems tied to SCR operation).\u003c\/li\u003e\n\u003cli\u003eDPF\/SCR system warnings may appear together.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003e\u003cbr\u003e\u003cbr\u003eNavistar International Corporation\u003c\/strong\u003e is an American company specializing in the production of trucks, buses, diesel engines and other transport equipment. They are known for their products for various industries including logistics, construction and public transport. The company is also actively working on the development of electric and hybrid solutions for the transport industry.\u003c\/span\u003e\u003c\/p\u003e","brand":"International","offers":[{"title":"Default Title","offer_id":48751287664884,"sku":"4067676C1","price":109.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0605\/1479\/5764\/files\/Truck-parts_-ftp_2048x2048_2048x2048_4_1000x1000_e1fa9a2d-d54d-42ca-8152-e6d6f5df5e81.jpg?v=1781890122","url":"https:\/\/firsttruckparts.com\/en-ca\/products\/4067676c1-genuine-international%c2%ae-def-injection-tube","provider":"First Truck Parts","version":"1.0","type":"link"}