{"product_id":"silicone-radiator-hose-kit-for-lexus-is300-2000-2005-3-0l","title":"Silicone Radiator Hose Kit for Lexus IS300 (2000-2005) 3.0L","description":"\u003ch2 style=\"font-size: clamp(18px, 3vw, 21px); margin-bottom: 15px; line-height: 1.3;\"\u003eHigh-Temp Silicone Radiator Hose Kit for 2000-2005 Lexus IS (XE10)\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat it Does:\u003c\/strong\u003e The Silicone Radiator Hose Kit replaces the factory rubber coolant lines on the 2000-2005 Lexus IS to prevent coolant leaks and resist high-temperature degradation under heavy engine loads.\u003c\/p\u003e\n\n\u003ch3\u003eThe Stock Lexus IS Rubber Hose Degradation\u003c\/h3\u003e\n\u003cp\u003eFactory EPDM rubber coolant hoses on the \u003cstrong\u003eXE10\u003c\/strong\u003e chassis deteriorate over extended heat cycles, leading to electrochemical degradation, internal hardening, and micro-cracking. In inline-six engines like the naturally aspirated \u003cstrong\u003e2JZ-GE\u003c\/strong\u003e, sustained engine bay temperatures accelerate rubber dry-rot, softening the hose core near the radiator neck and water pump housing. Under pressure surges, aged OEM hoses soften, balloon, and eventually burst at the junction points, risking rapid coolant loss and catastrophic cylinder head warping.\u003c\/p\u003e\n\n\u003ch3\u003eThe Engineering Solution\u003c\/h3\u003e\n\u003cp\u003eThis replacement kit utilizes heavy-duty, 3-ply reinforced silicone with an overall 4.5 mm wall thickness, engineered to handle elevated operating pressures and high-temperature thermal cycling without expanding or collapsing. The multi-layer polyester mesh embedded within the silicone substrate provides superior burst strength compared to standard elastomeric lines. Molded to OE routing geometry, these hoses mate cleanly to factory radiator outlets and thermostat necks. The set includes high-grade stainless steel worm-drive clamps to maintain uniform 360-degree radial clamping force, eliminating weepage at the barbs under extreme cold starts or peak track operating conditions.\u003c\/p\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e2 Silicone Radiator Hoses (red, 3-ply, 4.5 mm wall)\u003c\/li\u003e\n  \u003cli\u003e4 Stainless Worm-Drive Clamps\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: 1px solid #e0e0e0; font-size: 14px; min-width: 300px;\"\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;\"\u003e2000-2005 Lexus IS\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;\"\u003e2JZ-GE \/ XE10\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;\"\u003e215 hp \/ 218 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;\"\u003eN\/A\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\u003e2000-2005 Lexus IS300 3.0L 2JZ-GE\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 XE10 IS?\u003c\/h4\u003e\n\u003cp\u003eYes, this is a direct fit for the 2000-2005 Lexus IS equipped with the \u003cstrong\u003e2JZ-GE\u003c\/strong\u003e engine.\u003c\/p\u003e\n\n\u003ch4\u003eDo I need to bleed the cooling system after installing these hoses?\u003c\/h4\u003e\n\u003cp\u003eYes, draining the coolant is required for installation, and the cooling system must be fully refilled, bled of air pockets, and pressure-tested prior to regular operation.\u003c\/p\u003e\n\n\u003ch3\u003eThe Lexus JDM Performance Caliber\u003c\/h3\u003e\n\u003cp\u003eEngineered to handle sustained revs and high thermal loads, this silicone cooling upgrade ensures your 2JZ-powered platform maintains rock-solid cooling reliability on street or track.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":68059627454712,"sku":"DS-E07ZIER88","price":46.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/1290\/2648\/files\/silicone-radiator-hose-kit-for-lexus-is300-2000-2005-3-0l-1.jpg?v=1794371049","url":"https:\/\/performancechiptuning.com\/de\/products\/silicone-radiator-hose-kit-for-lexus-is300-2000-2005-3-0l","provider":"Performance Chip Tuning","version":"1.0","type":"link"}