{"product_id":"2022-2026-honda-civic-si-radiators-fe1","title":"2022-2026 Honda Civic Si Radiators (FE1)","description":"\u003cp\u003e\u003cstrong\u003e2022-2026 Honda Civic Si Radiators (FE1)\u003c\/strong\u003e is a PWR radiator engineered for improved thermal control, durability, and performance-focused fitment. Review the specifications and compatibility details below before ordering.\u003c\/p\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:--spacing(4)] @w-sm\/main:[--thread-content-margin:--spacing(6)] @w-lg\/main:[--thread-content-margin:--spacing(16)] px-(--thread-content-margin)\"\u003e \u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\" tabindex=\"-1\"\u003e \u003cdiv class=\"flex max-w-full flex-col grow\"\u003e \u003cdiv data-message-author-role=\"assistant\" data-message-id=\"322bb8da-5efd-4b13-990c-3678ad2dab6d\" dir=\"auto\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal [.text-message+\u0026amp;]:mt-1\" data-message-model-slug=\"gpt-5-2\"\u003e \u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden first:pt-[1px]\"\u003e \u003cdiv class=\"markdown prose dark:prose-invert w-full wrap-break-word light markdown-new-styling\"\u003e \u003ch2 data-start=\"214\" data-end=\"277\"\u003e \u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eHonda Civic Si FE1\u003c\/span\u003e\u003c\/span\u003e Performance Radiator\u003c\/h2\u003e \u003cp data-start=\"278\" data-end=\"324\"\u003e\u003cstrong data-start=\"278\" data-end=\"324\"\u003eStreet Spec \u0026amp; Track Spec Options Available\u003c\/strong\u003e\u003c\/p\u003e \u003ch3 data-start=\"326\" data-end=\"340\"\u003eOverview\u003c\/h3\u003e \u003cp data-start=\"341\" data-end=\"836\"\u003eThe \u003cstrong data-start=\"345\" data-end=\"442\"\u003e\u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003ePWR\u003c\/span\u003e\u003c\/span\u003e Performance Radiator for the 2022+ Honda Civic Si (FE1)\u003c\/strong\u003e is engineered to deliver exceptional cooling efficiency, OE-quality fitment, and uncompromising reliability for both spirited street driving and dedicated track use. Constructed from premium aluminum and handcrafted with precision TIG welding in the USA, this radiator is designed to support increased performance demands while maintaining seamless integration with the factory cooling system.\u003c\/p\u003e \u003cp data-start=\"838\" data-end=\"1077\"\u003eBoth versions utilize a single-pass core design with advanced louvered fin and engineered tube technology to maximize heat dissipation and stabilize coolant temperatures—allowing you to drive harder for longer without overheating concerns.\u003c\/p\u003e \u003chr data-start=\"1079\" data-end=\"1082\"\u003e \u003ch3 data-start=\"1084\" data-end=\"1110\"\u003eStreet Spec Radiator\u003c\/h3\u003e \u003cp data-start=\"1111\" data-end=\"1340\"\u003eThe \u003cstrong data-start=\"1115\" data-end=\"1130\"\u003eStreet Spec\u003c\/strong\u003e version is optimized for daily driving and spirited street use, offering improved cooling performance while maintaining proper airflow balance for consistent engine water temperatures in real-world conditions.\u003c\/p\u003e \u003cp data-start=\"1342\" data-end=\"1591\"\u003e• Ideal for daily-driven and enthusiast street cars\u003cbr data-start=\"1393\" data-end=\"1396\"\u003e• Improved coolant temperature control under aggressive driving\u003cbr data-start=\"1459\" data-end=\"1462\"\u003e• Designed to maintain proper airflow for street environments\u003cbr data-start=\"1523\" data-end=\"1526\"\u003e• Direct bolt-in installation using \u003cstrong data-start=\"1562\" data-end=\"1589\"\u003eOEM mounting provisions\u003c\/strong\u003e\u003c\/p\u003e \u003chr data-start=\"1593\" data-end=\"1596\"\u003e \u003ch3 data-start=\"1598\" data-end=\"1623\"\u003eTrack Spec Radiator\u003c\/h3\u003e \u003cp data-start=\"1624\" data-end=\"1930\"\u003eThe \u003cstrong data-start=\"1628\" data-end=\"1642\"\u003eTrack Spec\u003c\/strong\u003e version is engineered specifically for high-demand track environments, featuring a higher-density core with \u003cstrong data-start=\"1751\" data-end=\"1789\"\u003eapproximately 40% more water tubes\u003c\/strong\u003e than the Street Spec radiator. This design delivers significantly increased heat rejection during extended high-RPM and high-load operation.\u003c\/p\u003e \u003cp data-start=\"1932\" data-end=\"2119\"\u003e• Designed for track-only or competition-focused vehicles\u003cbr data-start=\"1989\" data-end=\"1992\"\u003e• Higher-density core for maximum heat rejection\u003cbr data-start=\"2040\" data-end=\"2043\"\u003e• Ideal for extended track sessions and sustained high-performance driving\u003c\/p\u003e \u003chr data-start=\"2438\" data-end=\"2441\"\u003e \u003ch3 data-start=\"2443\" data-end=\"2477\"\u003eKey Features (Both Versions)\u003c\/h3\u003e \u003cp data-start=\"2478\" data-end=\"2780\"\u003e• Handcrafted and \u003cstrong data-start=\"2496\" data-end=\"2536\"\u003eprofessionally TIG-welded in the USA\u003c\/strong\u003e\u003cbr data-start=\"2536\" data-end=\"2539\"\u003e• Premium all-aluminum construction\u003cbr data-start=\"2574\" data-end=\"2577\"\u003e• \u003cstrong data-start=\"2579\" data-end=\"2619\"\u003eEngineered tube and R-fin technology\u003c\/strong\u003e for maximum heat rejection\u003cbr data-start=\"2646\" data-end=\"2649\"\u003e• Single-pass radiator design\u003cbr data-start=\"2678\" data-end=\"2681\"\u003e• \u003cstrong data-start=\"2683\" data-end=\"2710\"\u003eOEM mounting provisions\u003c\/strong\u003e for clean, factory-style installation\u003cbr data-start=\"2748\" data-end=\"2751\"\u003e• Easy, drop-in replacement\u003c\/p\u003e \u003cp data-start=\"3149\" data-end=\"3418\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eWhether you’re carving back roads or pushing lap after lap on track, PWR offers the right cooling solution for your Civic Si. Choose the configuration that matches your driving style and upgrade with confidence—\u003cstrong data-start=\"3360\" data-end=\"3418\" data-is-last-node=\"\"\u003eexperience the unfair advantage in cooling technology.\u003c\/strong\u003e\u003c\/p\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e","brand":"PWR Advanced Cooling Technology","offers":[{"title":"Street Spec","offer_id":42821944672341,"sku":"CR-UC-TPR011B","price":1129.0,"currency_code":"USD","in_stock":true},{"title":"Track Spec","offer_id":42821944705109,"sku":"CR-UC-TPR012B","price":1409.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0947\/5040\/files\/2-29_d3ff0286-594e-435a-a9a2-fe50dd226369.png?v=1785791293","url":"https:\/\/speedzone-web.com\/products\/2022-2026-honda-civic-si-radiators-fe1","provider":"Speedzone Performance LLC","version":"1.0","type":"link"}