{"title":"Paccar SCR Catalysts","description":"\u003cp\u003ePaccar SCR (Selective Catalytic Reduction) catalysts are critical aftertreatment components designed to reduce NOx emissions and ensure compliance with modern emissions standards in heavy-duty truck applications. These catalysts convert nitrogen oxides into harmless nitrogen and water using DEF (Diesel Exhaust Fluid), supporting efficient and environmentally compliant engine operation. At Advanced Truck Parts, we supply Paccar SCR catalysts engineered for reliable performance in demanding fleet and long-haul environments.\u003c\/p\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eClick to view more\u003c\/summary\u003e\n\n\u003cbr\u003e\n\n\u003ch2\u003ePaccar SCR Catalysts in Aftertreatment Systems\u003c\/h2\u003e\n\u003cp\u003eSCR catalysts are a key component of modern emissions systems, typically located downstream of the DPF. They rely on DEF injection to initiate a chemical reaction that reduces NOx emissions in the exhaust stream.\u003c\/p\u003e\n\n\u003cp\u003eCommon Paccar SCR catalyst functions include:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eReducing nitrogen oxide (NOx) emissions\u003c\/li\u003e\n\u003cli\u003eEnsuring compliance with EPA emissions standards\u003c\/li\u003e\n\u003cli\u003eWorking with DEF dosing and control systems\u003c\/li\u003e\n\u003cli\u003eSupporting overall aftertreatment system efficiency\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eProper SCR operation is essential for emissions compliance, fuel efficiency, and engine performance.\u003c\/p\u003e\n\n\u003cbr\u003e\n\n\u003ch2\u003eCommon Paccar Applications\u003c\/h2\u003e\n\n\u003cp\u003ePaccar SCR catalysts are used in engines equipped with advanced aftertreatment systems across Kenworth and Peterbilt platforms.\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003ePaccar MX-11 engines\u003c\/li\u003e\n\u003cli\u003ePaccar MX-13 engines\u003c\/li\u003e\n\u003cli\u003eKenworth T680 and T880 trucks\u003c\/li\u003e\n\u003cli\u003ePeterbilt 579, 567, and 389 models\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eSCR configuration varies depending on emissions generation, engine platform, and vehicle setup.\u003c\/p\u003e\n\n\u003cbr\u003e\n\n\u003ch2\u003eCommon SCR Catalyst Failure Symptoms\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003eCheck engine or aftertreatment warning lights\u003c\/li\u003e\n\u003cli\u003eNOx conversion efficiency faults\u003c\/li\u003e\n\u003cli\u003eEngine derate conditions\u003c\/li\u003e\n\u003cli\u003eExcessive DEF consumption\u003c\/li\u003e\n\u003cli\u003eFailed regeneration or emissions compliance issues\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eFailures may result from contamination, thermal damage, DEF crystallization, or prolonged aftertreatment system faults.\u003c\/p\u003e\n\n\u003cbr\u003e\n\n\u003ch2\u003eAftertreatment System Considerations\u003c\/h2\u003e\n\n\u003cp\u003eSCR catalysts must operate in conjunction with other emissions components for proper performance.\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eVerify DEF dosing system functionality\u003c\/li\u003e\n\u003cli\u003eInspect upstream DOC and DPF components\u003c\/li\u003e\n\u003cli\u003eCheck NOx sensors and wiring\u003c\/li\u003e\n\u003cli\u003eEnsure proper exhaust temperature conditions\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eMaintaining the full aftertreatment system ensures optimal SCR efficiency and long-term reliability.\u003c\/p\u003e\n\n\u003cbr\u003e\n\n\u003ch2\u003eVerify Fitment Before You Buy\u003c\/h2\u003e\n\n\u003cp\u003ePaccar SCR catalysts vary by engine model, VIN, and emissions configuration. To ensure correct fitment, provide:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eEngine serial number (ESN)\u003c\/li\u003e\n\u003cli\u003eEngine model (MX-11, MX-13)\u003c\/li\u003e\n\u003cli\u003eVehicle VIN\u003c\/li\u003e\n\u003cli\u003eExisting catalyst part number\u003c\/li\u003e\n\u003cli\u003eTruck year, make, and model\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eThis helps confirm compatibility and prevents ordering incorrect emissions components.\u003c\/p\u003e\n\n\u003cbr\u003e\n\n\u003ch2\u003eWhy Buy Paccar SCR Catalysts from Advanced Truck Parts?\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003eFitment verification before purchase\u003c\/li\u003e\n\u003cli\u003eReliable emissions system components\u003c\/li\u003e\n\u003cli\u003eFast shipping to minimize downtime\u003c\/li\u003e\n\u003cli\u003eSupport for fleets, technicians, and repair shops\u003c\/li\u003e\n\u003cli\u003eCompetitive pricing on quality aftertreatment parts\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003c\/details\u003e\n","products":[{"product_id":"2240853-paccar-scr-outlet-module","title":"2240853 Paccar SCR Outlet Module","description":"\u003cdiv class=\"product-description\"\u003e\n\n  \u003ch2\u003e2240853 Paccar SCR Outlet Module\u003c\/h2\u003e\n  \u003cp\u003e\n    This scr outlet module from PACCAR is designed to deliver reliable performance and durability.\n  \u003c\/p\u003e\n\n  \u003ch3\u003eKey Features\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eDesigned to match or exceed applicable specifications\u003c\/li\u003e\n    \u003cli\u003eProvides the function required for the intended system or assembly\u003c\/li\u003e\n    \u003cli\u003eBuilt for dependable performance and service life\u003c\/li\u003e\n    \u003cli\u003eBacked by PACCAR quality and engineering.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eSpecifications\u003c\/h3\u003e\n  \u003ctable border=\"1\" cellspacing=\"0\" cellpadding=\"6\"\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd\u003ePACCAR\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd\u003eSCR Outlet Module\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003e\u003cstrong\u003eSKU\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd\u003e2240853\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003e\u003cstrong\u003eOEM Cross Reference\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd\u003e2240853PE\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003e\u003cstrong\u003eUPC\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd\u003e711125AT\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd\u003e45.0 lb\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\n  \u003ch3\u003eBrand Information\u003c\/h3\u003e\n  \u003cp\u003e\u003cstrong\u003eBrand:\u003c\/strong\u003e PACCAR\u003c\/p\u003e\n  \u003cp\u003e\n    PACCAR is a global manufacturer of premium commercial vehicles and OEM components, known for high-quality parts used on Peterbilt and Kenworth equipment.\n  \u003c\/p\u003e\n\n  \u003ch3\u003eInstallation Notes\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eVerify part number, specifications, and application before installation.\u003c\/li\u003e\n    \u003cli\u003eProfessional installation is recommended.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n\u003c\/div\u003e","brand":"PACCAR","offers":[{"title":"Default Title","offer_id":46745012797669,"sku":"2240853","price":3499.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0315\/4437\/7480\/files\/2240853pe-paccar-scr-outlet-module-advanced-truck-parts-57947.jpg?v=1755294223"},{"product_id":"2240853pe-paccar-scr-outlet-module","title":"2240853PE Paccar SCR Outlet Module","description":"\u003cdiv class=\"product-description\"\u003e\n\n  \u003ch2\u003e2240853PE Paccar SCR Outlet Module\u003c\/h2\u003e\n  \u003cp\u003e\n    This scr outlet module from PACCAR is designed to deliver reliable performance and durability.\n  \u003c\/p\u003e\n\n  \u003ch3\u003eKey Features\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eDesigned to match or exceed applicable specifications\u003c\/li\u003e\n    \u003cli\u003eProvides the function required for the intended system or assembly\u003c\/li\u003e\n    \u003cli\u003eBuilt for dependable performance and service life\u003c\/li\u003e\n    \u003cli\u003eBacked by PACCAR quality and engineering.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eSpecifications\u003c\/h3\u003e\n  \u003ctable border=\"1\" cellspacing=\"0\" cellpadding=\"6\"\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd\u003ePACCAR\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd\u003eSCR Outlet Module\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003e\u003cstrong\u003eSKU\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd\u003e2240853PE\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003e\u003cstrong\u003eOEM Cross Reference\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd\u003e2240853\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003e\u003cstrong\u003eUPC\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd\u003e711125AT\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd\u003e45.0 lb\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\n  \u003ch3\u003eBrand Information\u003c\/h3\u003e\n  \u003cp\u003e\u003cstrong\u003eBrand:\u003c\/strong\u003e PACCAR\u003c\/p\u003e\n  \u003cp\u003e\n    PACCAR is a global manufacturer of premium commercial vehicles and OEM components, known for high-quality parts used on Peterbilt and Kenworth equipment.\n  \u003c\/p\u003e\n\n  \u003ch3\u003eInstallation Notes\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eVerify part number, specifications, and application before installation.\u003c\/li\u003e\n    \u003cli\u003eProfessional installation is recommended.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n\u003c\/div\u003e","brand":"PACCAR","offers":[{"title":"Default Title","offer_id":47548439527653,"sku":"2240853PE","price":3499.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0315\/4437\/7480\/files\/2240853pe-paccar-scr-outlet-module-advanced-truck-parts-57947.jpg?v=1755294223"}],"url":"https:\/\/advancedtruckparts.com\/collections\/paccar-scr-catalysts.oembed","provider":"ADVANCED TRUCK PARTS","version":"1.0","type":"link"}