{"product_id":"evil-energy-5-8-heater-hose-5ft-epdm-coolant-radiator-hose-100-psi-sae-20r3","title":"EVIL ENERGY 5\/8\" Heater Hose 5ft EPDM Coolant Radiator Hose — 100 PSI, SAE 20R3","description":"\u003cp\u003e\u003cstrong\u003eEVIL ENERGY 5\/8\" Heater Hose is a 5-foot EPDM coolant hose engineered for engine cooling and heater systems, rated to 100 PSI and built to meet SAE 20R3 standards.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis heavy-duty heater hose is designed for circulating coolant and hot water in vehicles and heating systems. Constructed from EPDM rubber with class D-2 wall thickness, the hose combines high-temperature resistance, flexibility at low temperatures, and dependable pressure capacity to keep coolant pathways sealed and flowing under typical operating conditions.\u003c\/p\u003e\n\n\u003ch3\u003eWhat materials and specifications define this heater hose?\u003c\/h3\u003e\n\u003cp\u003eThe hose uses durable EPDM rubber formulated for heat, ozone and coolant resistance. Key dimensional and performance specs give a clear picture of suitability for automotive and HVAC connections.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eInner diameter (ID): 5\/8\" (16 mm) with ±0.5 mm tolerance\u003c\/li\u003e\n  \u003cli\u003eOuter diameter (OD): 0.94\" (24 mm) with ±0.6 mm tolerance\u003c\/li\u003e\n  \u003cli\u003eLength: 5 feet (approx. 1.52 m)\u003c\/li\u003e\n  \u003cli\u003eWorking pressure: 100 PSI; burst pressure: 300 PSI\u003c\/li\u003e\n  \u003cli\u003eTemperature range: -40°F to 257°F; minimum bending radius: 128 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow well does it handle heat, pressure, and common coolants?\u003c\/h3\u003e\n\u003cp\u003eEngineered to withstand typical engine bay and heater core environments, this hose tolerates elevated temperatures and repeated pressure cycles without rapid degradation. It is compatible with coolant, antifreeze and plain water used in closed cooling loops.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible media: coolant, antifreeze, and water\u003c\/li\u003e\n  \u003cli\u003eDesigned to operate up to 257°F and down to -40°F\u003c\/li\u003e\n  \u003cli\u003e100 PSI working pressure for steady system performance\u003c\/li\u003e\n  \u003cli\u003eMeets SAE 20R3 Standard Wall Class D-2 requirements for reliability\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhere and how should this hose be installed and used?\u003c\/h3\u003e\n\u003cp\u003eThis hose connects radiator, heater core, and overflow or reservoir lines and suits most passenger vehicle and light commercial cooling circuits. Install with proper clamps, avoid sharp bends tighter than the minimum bend radius, and confirm clamp placement to prevent leaks.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCommon uses: heater core lines, radiator-to-reservoir connections, and coolant bypass loops\u003c\/li\u003e\n  \u003cli\u003eUse recommended hose clamps sized to 5\/8\" ID to ensure sealing\u003c\/li\u003e\n  \u003cli\u003eMaintain bend radius ≥128 mm to prevent kinking\u003c\/li\u003e\n  \u003cli\u003eTrim cleanly and deburr ends before fitting to preserve seal integrity\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow long can I expect this hose to last and how do I maintain it?\u003c\/h3\u003e\n\u003cp\u003eService life depends on operating conditions, but EPDM compounds resist heat, ozone, and coolant additives for extended durability when installed correctly. Routine inspections for soft spots, cracks, leaks, and clamp corrosion will help you catch wear early and replace the hose before failure.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eInspect periodically for swelling, cracks, or hardening\u003c\/li\u003e\n  \u003cli\u003eReplace when signs of wear appear or during major cooling system service\u003c\/li\u003e\n  \u003cli\u003eStore away from direct sunlight and ozone sources to preserve rubber properties\u003c\/li\u003e\n  \u003cli\u003eUse proper clamps and avoid overtightening to prevent localized damage\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this hose is for: installers, mechanics and DIY vehicle owners looking for a reliable replacement or service hose for coolant and heater lines. If you need a 5\/8\" ID hose that balances temperature tolerance, pressure capacity, and flexibility for passenger cars, light trucks, or heating applications, the EVIL ENERGY 5\/8\" Heater Hose offers a cost-effective, standards-compliant option built from EPDM rubber for long-term performance.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this hose compatible with antifreeze and coolant?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The EPDM construction is compatible with coolant, antifreeze and water used in vehicle cooling systems.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What size clamps should I use with the 5\/8\" hose?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Use hose clamps sized for a 5\/8\" (16 mm) inner diameter and tighten evenly without over-torquing.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"EVIL ENERGY","offers":[{"title":"Default Title","offer_id":48086856695966,"sku":"B0BRJFXD8Y","price":30.38,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/evil-energy-front-packaging-view_caf34abb-eac2-4ed2-8143-cb6c39936557.jpg?v=1785908181","url":"https:\/\/northtrailauto.ca\/products\/evil-energy-5-8-heater-hose-5ft-epdm-coolant-radiator-hose-100-psi-sae-20r3","provider":"North Trail Auto","version":"1.0","type":"link"}