{"product_id":"5509100-genuine-cummins®-inlet-catalyst-module","title":"5509100 | Genuine Cummins® Inlet Catalyst Module for ISC\/ISL engines","description":"\u003cp\u003e\u003cstrong\u003eDescription:\u003c\/strong\u003e Inlet Catalyst Module\u003cbr\u003e\u003cstrong\u003eCondition: \u003c\/strong\u003eNew\u003cbr\u003e\u003cstrong\u003eBrand: \u003c\/strong\u003eCummins®\u003cbr\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e 5509100. \u003cspan\u003e5509100RX\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eVehicle Fitment\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp\u003e\u003cb\u003e1. Compatible Engines \u0026amp; Emissions Platforms\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003ePart number is engineered for Cummins® heavy-duty engine platforms using the single-canister emissions assembly (Single Module™):\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eCummins® Engine Platforms:\u003c\/b\u003e X15 (Performance \u0026amp; Efficiency Series), ISX15 (Late EPA 2017), L9, and ISL9 diesel engines.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cb\u003e2. Vehicle Fitment\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eThis inlet module fits a broad array of Class 7 and Class 8 commercial vehicles:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eFreightliner:\u003c\/b\u003e Cascadia 116\/126, Coronado, and 122SD models.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eInternational \/ Navistar:\u003c\/b\u003e LT Series, RH Series, LoneStar, and HX Series.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003ePeterbilt:\u003c\/b\u003e 579, 389, 567, and 520 models.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eKenworth:\u003c\/b\u003e T680, T880, W900L, and C500 models.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eVolvo \/ Western Star:\u003c\/b\u003e 49X, 57X, and select Cummins-powered chassis.\u003c\/p\u003e\n\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 \u003c\/p\u003e\n\u003cp\u003eThe Inlet Catalyst Module is the primary upstream section of the Cummins® Single Module™ exhaust aftertreatment system on heavy-duty diesel engines.\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp\u003e\u003cb\u003e1. What is it?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003ePart is a stainless steel inlet canister housing the \u003cb\u003eDiesel Oxidation Catalyst (DOC)\u003c\/b\u003e. Positioned directly after the turbocharger downpipe, it receives raw exhaust gases from the engine and prepares them for the downstream Diesel Particulate Filter (DPF) and Selective Catalytic Reduction (SCR) stages.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e2. Core Functions \u0026amp; Features\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eHydrocarbon Oxidation \u0026amp; Thermal Management:\u003c\/b\u003e Converts unburned hydrocarbons (\u003cspan class=\"math-inline\"\u003eHC\u003c\/span\u003e) and carbon monoxide (\u003cspan class=\"math-inline\"\u003eCO\u003c\/span\u003e) into water vapor and carbon dioxide (\u003cspan class=\"math-inline\"\u003eCO2\u003c\/span\u003e), creating the high exhaust temperatures required to initiate and maintain active DPF regeneration.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eNitric Oxide Oxidation:\u003c\/b\u003e Oxidizes nitric oxide (\u003cspan class=\"math-inline\"\u003eNO\u003c\/span\u003e) into nitrogen dioxide (\u003cspan class=\"math-inline\"\u003eNO2\u003c\/span\u003e), optimizing the \u003cspan class=\"math-inline\"\u003eNO2\/NOx\u003c\/span\u003e ratio required for efficient downstream soot oxidation and SCR performance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eIntegrated Sensor Ports:\u003c\/b\u003e Precision-welded bosses host the upstream inlet \u003cspan class=\"math-inline\"\u003eNOx\u003c\/span\u003e sensor, inlet Exhaust Gas Temperature (EGT) sensor, and DPF differential pressure tap.\u003c\/p\u003e\n\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 \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSigns of Faulty\u003c\/strong\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp\u003e\u003cb\u003e1. Incomplete or Inability to Perform DPF Regenerations\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eSymptom:\u003c\/b\u003e The engine repeatedly attempts active DPF regeneration but fails to complete it, leading to a rapidly clogging сажевый\/DPF filter and forced engine derate.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eCause:\u003c\/b\u003e A degraded or face-plugged Diesel Oxidation Catalyst (DOC) can no longer exothermically oxidize injected fuel to raise exhaust temperatures to the required threshold (~1,000°F \/ 550°C).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cb\u003e2. Active Check Engine Light (CEL) \u0026amp; Emission DTCs\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eThe Engine Control Module (ECM) tracks temperature rises across the DOC substrate and flags catalytic conversion failures:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eCommon Diagnostic Trouble Codes (DTCs):\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003ccode\u003eSPN 3251 \/ FMI 0 or 15\u003c\/code\u003e (Aftertreatment DPF Differential Pressure - High \/ Very High)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003ccode\u003eSPN 4331 \/ FMI 18\u003c\/code\u003e (Aftertreatment 1 Diesel Oxidation Catalyst Efficiency - Below Normal)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003ccode\u003eSPN 4765 \/ FMI 2\u003c\/code\u003e (Aftertreatment 1 Diesel Oxidation Catalyst Intake Temperature - Data Erratic)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cb\u003e3. Excessive Soot Accumulation \u0026amp; High Exhaust Backpressure\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eSymptom:\u003c\/b\u003e Elevated turbocharger lag, loss of engine pulling power under heavy loads, and increased fuel consumption.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eCause:\u003c\/b\u003e Upstream contamination (from a leaking turbo seal or EGR cooler leak) forms a hardened crust over the DOC face, restricting total exhaust flow through the canister.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cb\u003e4. Excessive Raw Fuel Smoke or Odor during Regeneration\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eSymptom:\u003c\/b\u003e White or grey unburned fuel smoke and a strong raw diesel smell exiting the tailpipe when the engine initiates an active regeneration cycle.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eCause:\u003c\/b\u003e The catalyst substrate fails to ignite the raw diesel fuel injected by the dosing valve, allowing unburned fuel vapor to pass straight through the exhaust system.\u003c\/p\u003e\n\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 \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturer information\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eCummins®\u003c\/strong\u003e is a worldwide leader in the production of engines, agricultural components, and other power-generating devices for various industries, including medium and heavy duty trucks, light commercial vehicles, buses, agriculture, and construction. Founded in 1919, this company stays true to its mission of making people's lives better by continuously improving its product line-up and introducing new solutions for a more prosperous world. Its core values—integrity, diversity and inclusion, excellence, caring, and teamwork—are what make it a successful company today—a worldwide leader with a network of more than 600 company-owned and independent distributors and almost 6,000 dealers in approximately 190 countries.\u003cbr\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003cbr\u003eFirst Truck Parts offers a \u003cstrong\u003e365-days warranty\u003c\/strong\u003e for all types of parts and in any condition. The warranty applies only to buyers who have placed an order on our website.\u003c\/p\u003e","brand":"First Truck Parts","offers":[{"title":"Default Title","offer_id":49416025407732,"sku":"5509100","price":2975.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0605\/1479\/5764\/files\/ftpcorobka_e0cf6fa7-3a59-4741-97bb-912ea5d194b4.jpg?v=1783703596","url":"https:\/\/firsttruckparts.com\/products\/5509100-genuine-cummins%c2%ae-inlet-catalyst-module","provider":"First Truck Parts","version":"1.0","type":"link"}