{"product_id":"pdi-big-boss-dual-oil-cooler-cummins-x15-isx15","title":"PDI Big Boss Dual Oil Cooler – Cummins X15 \u0026 ISX15 Performance Upgrade","description":"\u003ch2\u003ePDI Big Boss Dual Oil Cooler – Cummins X15 \u0026amp; ISX15\u003c\/h2\u003e\n\n\u003cp\u003e\nThe PDI Big Boss Dual Oil Cooler is a premium cooling system upgrade engineered for Cummins ISX15 and X15 engines. Designed to significantly improve engine oil cooling capacity, this performance oil cooler helps maintain lower operating temperatures, reduce thermal stress, and improve engine durability under demanding heavy-duty applications.\n\u003c\/p\u003e\n\n\u003cp\u003e\nFactory oil coolers can become overwhelmed during high-load operations, steep grades, extreme temperatures, and performance-tuned applications. The PDI Big Boss Dual Oil Cooler increases cooling efficiency by utilizing a dual-cooler design that provides substantially greater heat rejection than the factory system.\n\u003c\/p\u003e\n\n\u003cp\u003e\nBy lowering oil temperatures, the PDI Dual Oil Cooler helps extend oil life, improve lubrication performance, protect critical engine components, and support overall engine reliability for owner-operators and fleet operations.\n\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003ePerformance dual oil cooler system for Cummins ISX15 and X15 engines\u003c\/li\u003e\n\n\u003cli\u003eIncreased oil cooling capacity over factory systems\u003c\/li\u003e\n\n\u003cli\u003eHelps reduce engine oil temperatures under heavy loads\u003c\/li\u003e\n\n\u003cli\u003eImproves lubrication system efficiency\u003c\/li\u003e\n\n\u003cli\u003eSupports extended engine life and durability\u003c\/li\u003e\n\n\u003cli\u003eIdeal for heavy-haul, mountainous terrain, and high-temperature operation\u003c\/li\u003e\n\n\u003cli\u003eDesigned for owner-operators and fleet applications\u003c\/li\u003e\n\n\u003cli\u003eMade in the USA\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e PDI Performance Diesel\u003c\/li\u003e\n\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e Big Boss™\u003c\/li\u003e\n\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Dual Engine Oil Cooler System\u003c\/li\u003e\n\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Cummins ISX15 \/ X15\u003c\/li\u003e\n\n\u003cli\u003e\n\u003cstrong\u003eEngine Compatibility:\u003c\/strong\u003e CM2250, CM2350, X15 Performance Series\u003c\/li\u003e\n\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Cooling System Components\u003c\/li\u003e\n\n\u003cli\u003e\n\u003cstrong\u003eMade In:\u003c\/strong\u003e USA\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\n\u003cp\u003e\nCompatible with Cummins ISX15 and X15 powered Peterbilt, Kenworth, Freightliner, Western Star, Volvo, and International trucks operating in severe-duty applications.\n\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003eBenefits of Lower Oil Temperatures\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eImproved oil viscosity stability\u003c\/li\u003e\n\n\u003cli\u003eReduced thermal breakdown of engine oil\u003c\/li\u003e\n\n\u003cli\u003eEnhanced bearing protection\u003c\/li\u003e\n\n\u003cli\u003eImproved turbocharger lubrication\u003c\/li\u003e\n\n\u003cli\u003eReduced engine wear\u003c\/li\u003e\n\n\u003cli\u003eExtended oil service life\u003c\/li\u003e\n\n\u003cli\u003eBetter performance during heavy pulling conditions\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003eWhy Upgrade Your Oil Cooler?\u003c\/h3\u003e\n\n\u003cp\u003e\nEngine oil serves as both a lubricant and a cooling medium. Excessive oil temperatures can accelerate oil degradation, increase engine wear, and reduce overall engine efficiency. Upgrading to the PDI Big Boss Dual Oil Cooler helps maintain consistent operating temperatures, especially in demanding long-haul and heavy-haul applications.\n\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003cdiv style=\"background:#f8f8f8;padding:25px;border-left:4px solid #ff6a00;margin:25px 0;\"\u003e\n\u003ch3\u003e🔥 Protect Your X15 Investment\u003c\/h3\u003e\n\n\u003cp\u003e\nModern Cummins engines operate under extreme temperatures and loads. The PDI Big Boss Dual Oil Cooler helps keep oil temperatures under control, reducing stress on internal engine components and improving long-term reliability.\n\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003e✔ Increased oil cooling capacity\u003c\/li\u003e\n\u003cli\u003e✔ Improved engine protection\u003c\/li\u003e\n\u003cli\u003e✔ Better performance under load\u003c\/li\u003e\n\u003cli\u003e✔ Reduced thermal stress\u003c\/li\u003e\n\u003cli\u003e✔ Supports longer engine life\u003c\/li\u003e\n\u003cli\u003e✔ Made in the USA\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\nPerfect for owner-operators, performance enthusiasts, and fleets looking to maximize engine longevity and uptime.\n\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003eWhy Choose PDI?\u003c\/h3\u003e\n\n\u003cp\u003e\nPDI Performance Diesel is one of the most trusted names in heavy-duty diesel performance. Their Big Boss product line is engineered to improve airflow, cooling efficiency, reliability, and overall engine performance for commercial trucking applications.\n\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003eFitment Notice\u003c\/h3\u003e\n\n\u003cp\u003e\nVerify engine compatibility before ordering. Contact us with your engine serial number (ESN) to confirm fitment.\n\u003c\/p\u003e","brand":"PDI | Performance Diesel Inc.","offers":[{"title":"Default Title","offer_id":66832487907373,"sku":null,"price":4100.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/4526\/0845\/files\/OilCooler-Cummins.jpg?v=1780757680","url":"https:\/\/performancedieselgroup.com\/products\/pdi-big-boss-dual-oil-cooler-cummins-x15-isx15","provider":"Performance Diesel Group","version":"1.0","type":"link"}