{"product_id":"xado-radiator-leak-repair-antifreeze-protector-250ml","title":"XADO Radiator Leak Repair \u0026 Antifreeze Protector 250ml – Cooling System Sealer for All Engines","description":"\u003ch2\u003eOne Bottle. Zero Leaks. Full Cooling System Protection.\u003c\/h2\u003e\n\u003cp\u003eCoolant leaks don’t fix themselves — and ignoring them leads to overheating, engine damage, and repair bills that dwarf the cost of prevention. \u003cstrong\u003eXADO Radiator Leak Repair \u0026amp; Antifreeze Protector (250 ml)\u003c\/strong\u003e is a high-performance cooling system additive that seals leaks at the source and fortifies the entire circuit against rust and corrosion — no draining, no disassembly, no downtime.\u003c\/p\u003e\n\n\u003ch2\u003eSeals Leaks Across the Entire Cooling Circuit\u003c\/h2\u003e\n\u003cp\u003eOnce added to the coolant, the formula travels through the full system and bonds to leak points on contact:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRadiator hairline cracks, pinholes, and seam leaks\u003c\/li\u003e\n\u003cli\u003eHose fittings, pipe joints, and connection points\u003c\/li\u003e\n\u003cli\u003eHead gasket seepage and cylinder block gaps\u003c\/li\u003e\n\u003cli\u003eWater pump housings and internal coolant passages\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eKey Benefits\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast, Permanent Leak Sealing\u003c\/strong\u003e — targets and closes active leaks throughout the cooling system\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRust \u0026amp; Corrosion Inhibitor\u003c\/strong\u003e — long-term protection for metal surfaces between coolant changes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100% Material Safe\u003c\/strong\u003e — will not harm rubber seals, hoses, gaskets, aluminum, plastic, or steel components\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUniversal Engine Compatibility\u003c\/strong\u003e — works in gasoline and diesel engines across cars, trucks, vans, and equipment\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReduces Repair Costs\u003c\/strong\u003e — a cost-effective alternative to radiator replacement or head gasket repair in many cases\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUse Preventively\u003c\/strong\u003e — add after every coolant flush to protect the system before leaks develop\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eHow to Use\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003eWarm the engine to normal operating temperature — \u003cstrong\u003ewarm, not hot\u003c\/strong\u003e. Turn it off.\u003c\/li\u003e\n\u003cli\u003eShake the bottle thoroughly before opening.\u003c\/li\u003e\n\u003cli\u003ePour the entire 250 ml into the radiator tank or coolant expansion reservoir.\u003c\/li\u003e\n\u003cli\u003eStart the engine and idle for \u003cstrong\u003e5–10 minutes\u003c\/strong\u003e with the cabin heater on full to circulate the product through the complete cooling circuit.\u003c\/li\u003e\n\u003cli\u003eReturn to normal driving — the sealing action continues during operation.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cem\u003e⚠ For best long-term results, apply immediately after each coolant change to prevent leaks before they start.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eDosage \u0026amp; Packaging\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eVolume:\u003c\/strong\u003e 250 ml\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTreats:\u003c\/strong\u003e 10–12 liters (~2.6–3.2 gallons) of antifreeze\/coolant\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"XADO","offers":[{"title":"Default Title","offer_id":43735707844711,"sku":"XA 40813","price":18.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/4871\/2039\/files\/AtomEX_stop-leak-radiator_500x500_f94eaefc-b879-4fbc-983d-dc6adeda0bcc.webp?v=1778251267","url":"https:\/\/denrox.com\/products\/xado-radiator-leak-repair-antifreeze-protector-250ml","provider":"DenRox","version":"1.0","type":"link"}