{"product_id":"performance-radiator-for-chevrolet-tahoe-2015-2020-5-3l-6-2l","title":"Performance Radiator for Chevrolet Tahoe (2015-2020) 5.3L 6.2L","description":"\u003ch2\u003eHigh-Capacity Performance Radiator for 2015-2020 Chevrolet Tahoe\u003c\/h2\u003e\n  \n  \u003cp\u003e\u003cstrong\u003eEngineered to maximize thermal efficiency and coolant capacity, this 3-row aluminum radiator replaces the restrictive factory unit to lower operating temperatures under high-load conditions.\u003c\/strong\u003e\u003c\/p\u003e\n  \n  \u003ch3\u003eThe Stock Tahoe Thermal Limitation\u003c\/h3\u003e\n  \u003cp\u003eThe OEM K2UC chassis Tahoe radiators are equipped with thin, single or dual-row aluminum cores bound to plastic end tanks. Over time and repeated thermal cycling, these plastic tanks become brittle and prone to micro-fractures, leading to catastrophic coolant leaks. Additionally, when towing heavy loads or navigating steep inclines, the stock heat exchanger lacks the required surface area and fluid capacity to properly dissipate the massive heat generated by the 5.3L L83 and 6.2L L86 V8 engines. This results in severe heat soak, which causes the ECU to reduce ignition timing, sapping power and compromising transmission fluid cooling via the integrated loop.\u003c\/p\u003e\n  \n  \u003ch3\u003eThe Engineering Solution\u003c\/h3\u003e\n  \u003cp\u003eThis upgraded performance radiator mitigates heat soak by utilizing a robust 3-row racing core design constructed entirely from high-grade AA5052 aluminum. By maximizing tube density and expanding the core size to 34\" x 16.85\", the system increases overall coolant capacity and significantly amplifies the surface area exposed to incoming airflow. Fully TIG-welded aluminum end tanks eliminate the failure-prone plastic crimps of the stock unit, guaranteeing structural integrity under peak system pressure. Furthermore, an OEM-style brass petcock drain replaces the easily stripped factory plastic plug. The result is a 35% to 45% improvement in thermal dissipation, keeping your EcoTec3 operating within its optimal temperature range even during demanding towing cycles.\u003c\/p\u003e\n  \n  \u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n  \u003ctable width=\"100%\" style=\"border-collapse: collapse; border: 1px solid #e0e0e0; font-size: 14px;\"\u003e\n    \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding:8px;\"\u003e\u003cstrong\u003eFitment\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003e2015-2020 Chevrolet Tahoe\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"padding:8px;\"\u003e\u003cstrong\u003eEngine \/ Chassis\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003e5.3L L83 \u0026amp; 6.2L L86 V8 \/ GMT K2XX (K2UC)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding:8px;\"\u003e\u003cstrong\u003eStock Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003e355-420 hp \/ 383-460 lb-ft (Approx)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"padding:8px;\"\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003eN\/A\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/table\u003e\n \n  \u003ch3\u003eCompatibility\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003e2020 Chevrolet Tahoe 5.3L V8\u003c\/li\u003e\n    \u003cli\u003e2020 Chevrolet Tahoe 6.2L V8\u003c\/li\u003e\n    \u003cli\u003e2019 Chevrolet Tahoe 5.3L V8\u003c\/li\u003e\n    \u003cli\u003e2019 Chevrolet Tahoe 6.2L V8\u003c\/li\u003e\n    \u003cli\u003e2018 Chevrolet Tahoe 5.3L V8\u003c\/li\u003e\n    \u003cli\u003e2018 Chevrolet Tahoe 6.2L V8\u003c\/li\u003e\n    \u003cli\u003e2017 Chevrolet Tahoe 5.3L V8\u003c\/li\u003e\n    \u003cli\u003e2016 Chevrolet Tahoe 5.3L V8\u003c\/li\u003e\n    \u003cli\u003e2015 Chevrolet Tahoe 5.3L V8\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eThe Chevrolet Durability Standard\u003c\/h3\u003e\n  \u003cp\u003eBuilt for the demanding requirements of heavy-duty truck platforms, this all-aluminum upgrade guarantees the rugged reliability necessary for consistent towing, hauling, and off-grid performance without risking thermal overload.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":50106928627960,"sku":"DS-E1ATKA39M","price":299.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/1290\/2648\/files\/performance-radiator-for-chevrolet-tahoe-2015-2020-5-3l-6-2l-1.webp?v=1785789178","url":"https:\/\/performancechiptuning.com\/products\/performance-radiator-for-chevrolet-tahoe-2015-2020-5-3l-6-2l","provider":"Performance Chip Tuning","version":"1.0","type":"link"}