{"product_id":"donaldson-p550949-oil-filter-cummins-x15-isx","title":"Donaldson P550949 Oil Filter | Cummins X15, ISX \u0026 Heavy-Duty Diesel Engines","description":"\u003ch2\u003eDonaldson P550949 Full-Flow Oil Filter for Cummins X15 \u0026amp; ISX Engines\u003c\/h2\u003e\n\u003cp\u003eThe Donaldson P550949 Oil Filter is a premium full-flow spin-on lube filter engineered to provide exceptional engine protection for Cummins X15, Cummins ISX, and other heavy-duty diesel engine applications. Built with Donaldson's advanced synthetic filtration media, the P550949 delivers superior contaminant removal, extended service life, and maximum lubrication system protection.\u003c\/p\u003e\n\u003cp\u003eDesigned for today's high-performance diesel engines, the Donaldson P550949 helps remove harmful particles, soot, and contaminants before they can cause premature wear to critical engine components. Its synthetic media construction offers significantly greater contaminant holding capacity compared to conventional cellulose filters, making it ideal for owner-operators, fleets, and extended maintenance intervals.\u003c\/p\u003e\n\u003cp\u003eCommonly used in Freightliner Cascadia, Peterbilt 579, Kenworth T680, Western Star, and International trucks equipped with Cummins X15 and ISX engines, the P550949 is trusted throughout the trucking industry for dependable filtration performance.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePremium full-flow lube oil filter\u003c\/li\u003e\n\u003cli\u003eAdvanced synthetic filtration media\u003c\/li\u003e\n\u003cli\u003e99% efficiency at 30 microns\u003c\/li\u003e\n\u003cli\u003eTwice the contaminant holding capacity of standard cellulose filters\u003c\/li\u003e\n\u003cli\u003eDesigned for extended maintenance programs\u003c\/li\u003e\n\u003cli\u003eExcellent cold-flow performance\u003c\/li\u003e\n\u003cli\u003eHeavy-duty construction for severe-duty applications\u003c\/li\u003e\n\u003cli\u003eSpin-on design for easy installation\u003c\/li\u003e\n\u003cli\u003eCompatible with Cummins X15 and ISX engines\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e P550949\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Donaldson\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFilter Type:\u003c\/strong\u003e Full-Flow Lube Oil Filter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStyle:\u003c\/strong\u003e Spin-On\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMedia Type:\u003c\/strong\u003e Synthetic\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOuter Diameter:\u003c\/strong\u003e 4.65\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeight:\u003c\/strong\u003e 11.69\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread Size:\u003c\/strong\u003e M95 x 2.5\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAbsolute Micron Rating:\u003c\/strong\u003e 15 Microns\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003eBenefits of Replacing Your Oil Filter\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCleaner engine oil\u003c\/li\u003e\n\u003cli\u003eReduced engine wear\u003c\/li\u003e\n\u003cli\u003eImproved turbocharger protection\u003c\/li\u003e\n\u003cli\u003eLonger engine life\u003c\/li\u003e\n\u003cli\u003eSupports extended oil drain intervals\u003c\/li\u003e\n\u003cli\u003eReduced maintenance costs\u003c\/li\u003e\n\u003cli\u003eMaximum engine reliability\u003c\/li\u003e\n\u003cli\u003eImproved fleet uptime\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003eSigns Your Oil Filter Needs Replacement\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eLow oil pressure\u003c\/li\u003e\n\u003cli\u003eDirty engine oil\u003c\/li\u003e\n\u003cli\u003eExcessive soot contamination\u003c\/li\u003e\n\u003cli\u003eEngine noise during startup\u003c\/li\u003e\n\u003cli\u003eReduced fuel efficiency\u003c\/li\u003e\n\u003cli\u003eScheduled PM interval reached\u003c\/li\u003e\n\u003cli\u003eOil analysis indicating contamination\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003eCommon Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCummins X15 Engines\u003c\/li\u003e\n\u003cli\u003eCummins ISX Engines\u003c\/li\u003e\n\u003cli\u003eFreightliner Cascadia\u003c\/li\u003e\n\u003cli\u003eKenworth T680\u003c\/li\u003e\n\u003cli\u003eKenworth W900\u003c\/li\u003e\n\u003cli\u003ePeterbilt 579\u003c\/li\u003e\n\u003cli\u003ePeterbilt 389\u003c\/li\u003e\n\u003cli\u003eWestern Star 5700XE\u003c\/li\u003e\n\u003cli\u003eInternational LT Series\u003c\/li\u003e\n\u003cli\u003eVocational \u0026amp; Fleet Trucks\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe Donaldson P550949 is commonly used in Freightliner, Kenworth, and International applications operating in long-haul, regional, vocational, and heavy-duty service environments.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eMajor Cross Reference Numbers\u003c\/h3\u003e\n\u003cp\u003eThe Donaldson P550949 crosses with many of the most popular heavy-duty oil filters in the industry:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDonaldson P559000\u003c\/li\u003e\n\u003cli\u003eFleetguard LF14000NN\u003c\/li\u003e\n\u003cli\u003eFleetguard LF9001\u003c\/li\u003e\n\u003cli\u003eFleetguard LF9018\u003c\/li\u003e\n\u003cli\u003eFleetguard LF9080\u003c\/li\u003e\n\u003cli\u003eBaldwin BD7154\u003c\/li\u003e\n\u003cli\u003eBaldwin BD7355\u003c\/li\u003e\n\u003cli\u003eBaldwin BD50000\u003c\/li\u003e\n\u003cli\u003eLuber-Finer LFP9001\u003c\/li\u003e\n\u003cli\u003eWIX 57746XD\u003c\/li\u003e\n\u003cli\u003eMann WP12120\u003c\/li\u003e\n\u003cli\u003eTruckPro DNP550949\u003c\/li\u003e\n\u003cli\u003eFram PH8691A\u003c\/li\u003e\n\u003cli\u003eACDelco PF1269\u003c\/li\u003e\n\u003cli\u003eJohn Deere RE574468\u003c\/li\u003e\n\u003cli\u003eCummins 2882673\u003c\/li\u003e\n\u003cli\u003eCummins 2882674\u003c\/li\u003e\n\u003cli\u003eCummins 4331005\u003c\/li\u003e\n\u003cli\u003eCummins 4367100\u003c\/li\u003e\n\u003cli\u003eVolvo 85114044\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAdditional OEM and aftermarket interchange numbers include 2874490, 3101868, 3101869, 3406809, 3406810, 4136480, 57746, 84746XD, ABPN10GLF9001, and many others.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eWhy Choose Donaldson Filtration?\u003c\/h3\u003e\n\u003cp\u003eDonaldson has been a trusted name in heavy-duty filtration for decades. The P550949 utilizes synthetic media technology that provides superior contaminant capture and longer service life compared to conventional filters. This helps maintain cleaner oil, reduce engine wear, and protect expensive engine components throughout the service interval.\u003c\/p\u003e\n\u003chr\u003e\n\u003cdiv style=\"background: #f8f8f8; padding: 25px; border-left: 4px solid #ff6a00; margin: 25px 0;\"\u003e\n\u003ch3\u003e🔥 Protect Your Cummins Engine Investment\u003c\/h3\u003e\n\u003cp\u003eYour oil filter plays a critical role in engine longevity. The Donaldson P550949 is designed to keep lubrication systems operating at peak performance while protecting against harmful contaminants that cause premature engine wear.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e✔ Cummins X15 Compatible\u003c\/li\u003e\n\u003cli\u003e✔ Cummins ISX Compatible\u003c\/li\u003e\n\u003cli\u003e✔ Synthetic Filtration Media\u003c\/li\u003e\n\u003cli\u003e✔ Extended Service Intervals\u003c\/li\u003e\n\u003cli\u003e✔ Superior Dirt Holding Capacity\u003c\/li\u003e\n\u003cli\u003e✔ Fleet-Proven Performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003chr\u003e\n\u003cdiv style=\"background: #fff7ef; padding: 20px; border: 1px solid #ffb366; border-radius: 8px; margin-top: 20px;\"\u003e\n\u003ch3\u003e🚛 Frequently Purchased Together\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e✔ Donaldson P555776 Fuel Filter\u003c\/li\u003e\n\u003cli\u003e✔ Donaldson P583177 Fuel Filter\u003c\/li\u003e\n\u003cli\u003e✔ Donaldson P559674 Service Kit\u003c\/li\u003e\n\u003cli\u003e✔ Cummins X15 Air Filters\u003c\/li\u003e\n\u003cli\u003e✔ Crankcase Ventilation Filters\u003c\/li\u003e\n\u003cli\u003e✔ Engine Oil \u0026amp; PM Service Kits\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eComplete your preventive maintenance service and maximize engine protection by replacing all filtration components together.\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Donaldson","offers":[{"title":"Default Title","offer_id":66902441328685,"sku":null,"price":69.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/4526\/0845\/files\/donaldson-p550949-oil-filter-cummins-x15-isx-heavy-duty-diesel-enginesdonaldsonperformance-diesel-group-6521425.jpg?v=1782860887","url":"https:\/\/performancedieselgroup.com\/products\/donaldson-p550949-oil-filter-cummins-x15-isx","provider":"Performance Diesel Group","version":"1.0","type":"link"}