{"product_id":"performance-water-pump-thermostat-kit-for-jaguar-xf-2013-2020-3-0l","title":"Performance Water Pump \u0026 Thermostat Kit for Jaguar XF (2013-2020) 3.0L","description":"\u003ch2 style=\"font-size: clamp(18px, 3vw, 21px); margin-bottom: 15px; line-height: 1.3;\"\u003eHeavy-Duty Cooling System Overhaul Kit for 2013-2020 Jaguar XF (X250 \/ X260)\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat it Does:\u003c\/strong\u003e The Performance Water Pump \u0026amp; Thermostat Kit replaces failure-prone factory plastic coolant passages and worn pumps on the 2013-2020 Jaguar XF to eliminate catastrophic coolant loss and maintain critical engine operating temperatures.\u003c\/p\u003e\n\n\u003ch3\u003eThe Stock Jaguar XF Cooling Circuit Vulnerability\u003c\/h3\u003e\n\u003cp\u003eThe factory cooling assembly on the \u003cstrong\u003eAJ126\u003c\/strong\u003e 3.0L supercharged engine relies heavily on multi-piece, sonically welded composite plastic crossover tubes tucked beneath the supercharger manifold. Continuous heat cycling, internal pressure spikes, and exposure to corrosive glycol degrade the OEM plastic matrix, causing the seams to split without warning. Simultaneously, factory water pump internal mechanical seals weep, and the OEM plastic bleeder valves shear off during routine service. An unaddressed failure leads to instantaneous coolant depressurization, rapid cylinder head warping, and catastrophic engine failure.\u003c\/p\u003e\n\n\u003ch3\u003eThe Engineering Solution\u003c\/h3\u003e\n\u003cp\u003eThis comprehensive overhaul kit swaps brittle factory plastics for seamless, high-grade cast aluminum crossover pipes engineered to permanently withstand intense heat soak and hydraulic pressures. It includes a precision-machined water pump designed with heavy-duty internal bearings and an upgraded mechanical seal to resist impeller cavitation. A factory-calibrated thermostat housing featuring an integrated sensor maintains strict ECU coolant temperature parameters, while durable copper fittings and a solid copper bleeder screw eliminate stripped threads and thermal fatigue.\u003c\/p\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1x Engine Water Pump\u003c\/li\u003e\n  \u003cli\u003e1x Thermostat Assembly with Integrated Sensor\u003c\/li\u003e\n  \u003cli\u003e1x Aluminum Coolant Crossover Pipe Set\u003c\/li\u003e\n  \u003cli\u003e1x Thermostat Outlet Hose with Heavy-Duty Copper Fittings\u003c\/li\u003e\n  \u003cli\u003e1x Copper Bleeder Screw and Crossover Plug\u003c\/li\u003e\n  \u003cli\u003e1x Heater Outlet Hose\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto; margin-bottom: 20px;\"\u003e\n  \u003ctable width=\"100% style=\" border-collapse: collapse border: solid font-size: min-width:\u003e\n    \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eFitment\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003e2013-2020 Jaguar XF\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eEngine \/ Chassis\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003e\n\u003cstrong\u003eAJ126\u003c\/strong\u003e 3.0L Supercharged V6 \/ \u003cstrong\u003eX250\u003c\/strong\u003e, \u003cstrong\u003eX260\u003c\/strong\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eStock Output\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003e340 hp \/ 332 lb-ft\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eReplaces OEM Part #\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003e\n\u003cstrong\u003eAJ812119\u003c\/strong\u003e, \u003cstrong\u003eAJ813909\u003c\/strong\u003e, \u003cstrong\u003eC2D20660\u003c\/strong\u003e, \u003cstrong\u003eLR090630\u003c\/strong\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e2013-2015 Jaguar XF (\u003cstrong\u003eX250\u003c\/strong\u003e) 3.0L Supercharged V6\u003c\/li\u003e\n  \u003cli\u003e2016-2020 Jaguar XF (\u003cstrong\u003eX260\u003c\/strong\u003e) 3.0L Supercharged V6\u003c\/li\u003e\n  \u003cli\u003eAlso compatible with select \u003cstrong\u003eAJ133\u003c\/strong\u003e 5.0L Supercharged V8 platform applications referencing these part numbers.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions \u0026amp; Fitment Warnings\u003c\/h3\u003e\n\u003ch4\u003eDoes this fit naturally aspirated Jaguar models?\u003c\/h4\u003e\n\u003cp\u003eNo, this assembly is engineered specifically for supercharged forced-induction engines; it does not fit naturally aspirated engines.\u003c\/p\u003e\n\n\u003ch4\u003eIs a complete vacuum cooling refill required after installation?\u003c\/h4\u003e\n\u003cp\u003eYes, because critical coolant tubes run directly beneath the supercharger, you must pull a full vacuum and bleed the circuit using the included copper bleeder screw to prevent trapped air pockets from causing localized hot spots.\u003c\/p\u003e\n\n\u003ch3\u003eThe Jaguar Precision Standard\u003c\/h3\u003e\n\u003cp\u003eEuropean forced-induction powertrains demand zero cooling tolerance. Installing upgraded aluminum components preserves factory ECU thermal monitoring accuracy, prevents diagnostic limp-mode triggers, and ensures dependable track or daily operation without plastic breakdown.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":67545301254392,"sku":"DS-EXJWJ8ENZ","price":246.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/1290\/2648\/files\/performance-water-pump-thermostat-kit-for-jaguar-xf-2013-2020-3-0l-1.jpg?v=1790721256","url":"https:\/\/performancechiptuning.com\/products\/performance-water-pump-thermostat-kit-for-jaguar-xf-2013-2020-3-0l","provider":"Performance Chip Tuning","version":"1.0","type":"link"}