{"product_id":"performance-water-pump-thermostat-kit-for-jaguar-xf-2010-2015-5-0l","title":"Performance Water Pump \u0026 Thermostat Kit for Jaguar XF (2010-2015) 5.0L","description":"\u003ch2 style=\"font-size: clamp(18px, 3vw, 21px); margin-bottom: 15px; line-height: 1.3;\"\u003eUpgraded Performance Water Pump \u0026amp; Thermostat Cooling Kit for 2010-2015 Jaguar XF (X250)\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat it Does:\u003c\/strong\u003e The Performance Water Pump and Thermostat Kit replaces failure-prone factory cooling components on the 2010-2015 Jaguar XF to eliminate chronic coolant leaks, stabilize operating temperatures, and prevent catastrophic engine overheating.\u003c\/p\u003e\n\n\u003ch3\u003eThe Stock Jaguar XF Cooling Vulnerability\u003c\/h3\u003e\n\u003cp\u003eFactory cooling systems on the supercharged \u003cstrong\u003eAJ133\u003c\/strong\u003e platform suffer from severe heat-induced embrittlement. The factory crossover pipes and bleeder fittings rely on molded composite nylon that degrades rapidly under repeated 200°F+ thermal cycling. Over time, heat soak causes the plastic seam bonds under the supercharger snout to crack, leading to sudden, unpressurized coolant loss, air pockets in the secondary cooling circuit, and catastrophic cylinder head warping on all-aluminum blocks.\u003c\/p\u003e\n\n\u003ch3\u003eThe Engineering Solution\u003c\/h3\u003e\n\u003cp\u003eThis comprehensive service kit eliminates failure-prone OEM plastic components by integrating upgraded aluminum coolant crossover piping and heavy-duty copper bleeder hardware. The aluminum crossover assembly will not crack, warp, or split at the seams under elevated cooling circuit pressures and track-level thermal loads. Paired with a precision-flow replacement water pump, an updated thermostat housing with an integrated temp sensor, and reinforced coolant hoses with copper fittings, this direct-fit solution is designed to ensure leak-free reliability and optimal thermal regulation.\u003c\/p\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 Thermostat with Integrated Sensor\u003c\/li\u003e\n  \u003cli\u003e1 Aluminum Coolant Crossover Pipe Assembly\u003c\/li\u003e\n  \u003cli\u003e1 High-Flow Water Pump\u003c\/li\u003e\n  \u003cli\u003e1 Thermostat Outlet Hose with Copper Fittings\u003c\/li\u003e\n  \u003cli\u003e1 Copper Bleeder Screw \u0026amp; Crossover Plug\u003c\/li\u003e\n  \u003cli\u003e1 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;\"\u003e2010-2015 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\u003eAJ133\u003c\/strong\u003e (5.0L Supercharged V8) \/ \u003cstrong\u003eX250\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;\"\u003e470 - 510 hp \/ 424 - 461 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\u003e2010-2015 Jaguar XF 5.0L Supercharged V8\u003c\/li\u003e\n  \u003cli\u003eFits AJ126 3.0L Supercharged V6 and AJ133 5.0L Supercharged V8 applications matching listed OE part numbers\u003c\/li\u003e\n  \u003cli\u003eDoes not fit naturally aspirated engines\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions \u0026amp; Fitment Warnings\u003c\/h3\u003e\n\u003ch4\u003eDoes this fit the X250 XF?\u003c\/h4\u003e\n\u003cp\u003eYes, this is a direct fit for the 2010-2015 Jaguar XF equipped with the \u003cstrong\u003eAJ133\u003c\/strong\u003e supercharged engine. \u003cstrong\u003eThis kit does not fit naturally aspirated 5.0L models.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch4\u003eIs a vacuum bleed required after installing this cooling kit?\u003c\/h4\u003e\n\u003cp\u003eYes, vacuum filling and thoroughly bleeding the system using the integrated copper bleeder screw is strictly recommended to eliminate trapped air pockets within the intercooler circuit and engine block.\u003c\/p\u003e\n\n\u003ch3\u003eThe Jaguar Precision Standard\u003c\/h3\u003e\n\u003cp\u003eMaintaining strict thermal regulation on high-output European V8 powertrains is essential to prevent head gasket failures, eliminate check engine lights triggered by temperature rational checks, and preserve long-term engine block integrity.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":67545305088248,"sku":"DS-EGRZL15C5","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-2010-2015-5-0l-1.jpg?v=1790721288","url":"https:\/\/performancechiptuning.com\/products\/performance-water-pump-thermostat-kit-for-jaguar-xf-2010-2015-5-0l","provider":"Performance Chip Tuning","version":"1.0","type":"link"}