{"title":"Buick Cooling Parts \u0026 Radiators","description":"\u003cp class=\"PDq2pG_selectionAnchorContainer\"\u003eKeep your Buick running at the proper operating temperature with quality \u003cstrong\u003eBuick cooling parts and radiators\u003c\/strong\u003e designed for daily drivers, performance builds, restorations, and modified vehicles. Whether you're maintaining a Regal, Grand National, LaCrosse, Enclave, or another Buick platform, this collection features cooling system components designed to support reliable engine performance and temperature management.\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eFrom routine cooling system repairs to performance-focused upgrades, dependable \u003cstrong\u003eradiators and cooling components\u003c\/strong\u003e help manage engine heat, maintain consistent operating temperatures, and protect your engine during everyday and demanding driving conditions. Replacing worn, leaking, or damaged cooling components can help improve reliability and reduce the risk of overheating.\u003c\/p\u003e\n\u003cp\u003eWhether you're restoring a turbocharged Grand National, maintaining a luxury daily driver, upgrading a performance-focused Regal, or refreshing a classic Buick, quality cooling components provide the reliability your engine needs.\u003c\/p\u003e\n\u003cp\u003e🔧 \u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eReliable Engine Cooling\u003c\/strong\u003e – Help maintain consistent operating temperatures and dependable cooling system performance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eReplacement \u0026amp; Upgrade Options\u003c\/strong\u003e – Replace worn factory components or upgrade select cooling system parts.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePerformance Ready\u003c\/strong\u003e – Suitable for stock vehicles, modified street cars, classics, and performance-focused builds.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDurable Construction\u003c\/strong\u003e – Quality components designed to withstand demanding engine-bay temperatures and driving conditions.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMaintenance \u0026amp; Restoration Friendly\u003c\/strong\u003e – Ideal for repairing and refreshing classic and modern Buick cooling systems.\u003c\/p\u003e\n\u003cp\u003e✔️ \u003cstrong\u003eWhy Choose Buick Cooling Parts \u0026amp; Radiators?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eHelp maintain proper engine temperatures\u003cbr\u003eReplace leaking or damaged cooling components\u003cbr\u003eImprove cooling system reliability\u003cbr\u003eSupport performance and modified builds\u003cbr\u003eKeep classic and modern Buicks running reliably\u003c\/p\u003e\n\u003cp\u003e🚀 \u003cstrong\u003ePerfect For\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eBuick Regal\u003cbr\u003eBuick Grand National\u003cbr\u003eBuick LaCrosse\u003cbr\u003eBuick Lucerne\u003cbr\u003eBuick Enclave\u003cbr\u003eBuick Encore\u003cbr\u003eBuick Envision\u003cbr\u003eClassic Buick Models\u003cbr\u003eOther Buick Vehicles\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e(Check individual product listings for exact year, model, engine, specifications, and compatibility.)\u003c\/em\u003e\u003c\/p\u003e","products":[{"product_id":"2000-2005-buick-lesabre-pontiac-bonneville-radiator-3-8l-v6","title":"2000-2005 Buick LeSabre \/ Pontiac Bonneville Radiator (3.8L V6)","description":"\u003cdiv class=\"product-container\"\u003e\n\u003ch6 class=\"product-title\"\u003e2000–2005 Buick LeSabre \/ Pontiac Bonneville Radiator — 3.8L V6\u003c\/h6\u003e\n\u003cdiv class=\"product-intro\"\u003e\n\u003cp class=\"lead-text\"\u003e\u003cstrong\u003eDirect-fit radiator engineered for the 3.8L V6 in these LeSabre and Bonneville models.\u003c\/strong\u003e Built for OEM cooling performance and designed to bolt into factory mounting points without modification. Primed and ready for installation.\u003c\/p\u003e\n\u003cdiv class=\"trust-indicators\"\u003e\n\u003cspan class=\"badge\"\u003e✓ Ships from FL Warehouse\u003c\/span\u003e \u003cspan class=\"badge\"\u003e✓ Factory Mounting Points\u003c\/span\u003e \u003cspan class=\"badge\"\u003e✓ In-House Quality Check\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch6 class=\"section-title\"\u003eKey Features\u003c\/h6\u003e\n\u003cdiv class=\"design-features\"\u003e\u003cul class=\"feature-list\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect OEM fitment\u003c\/strong\u003e - Eliminates guesswork; mounts at factory points with no drilling or adapter brackets needed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFull-core cooling capacity\u003c\/strong\u003e - Designed to handle the thermal load of the 3.8L V6 under normal and highway driving conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrimed and sealed\u003c\/strong\u003e - Ships ready to install; no stripping or prep required before bolting in.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e\n\u003ch6 class=\"section-title\"\u003eSpecs\u003c\/h6\u003e\n\u003cul\u003e\n\u003cli\u003eHard panel construction with sealed internal passages\u003c\/li\u003e\n\u003cli\u003eOEM-equivalent core configuration for 3.8L V6 engines\u003c\/li\u003e\n\u003cli\u003eFactory mounting tabs and inlet\/outlet port locations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch6 class=\"section-title\"\u003eWhats Included\u003c\/h6\u003e\n\u003cul\u003e\u003cli\u003eRadiator assembly\u003c\/li\u003e\u003c\/ul\u003e\n\u003cdiv class=\"product-faq\"\u003e\n\u003ch6 class=\"section-title\"\u003eFrequently Asked Questions\u003c\/h6\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need to flush or prep the cooling system before installing this?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes — drain the old coolant completely and flush the system with distilled water to remove sediment and debris. This ensures the new radiator seats properly and prevents blockages. Let the system dry, then install and refill with fresh coolant per your owner's manual specification.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp\u003e\u003cstrong\u003eWill this radiator work with my factory hoses and thermostat housing?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe inlet and outlet ports are positioned at factory locations, so existing hoses will align without modification. Your current thermostat housing, water pump, and hose fittings remain unchanged. If hoses are original and stiff, consider replacing them at the same time for reliability.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp\u003e\u003cstrong\u003eWhat if I need to return this after opening it?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eContact ModSupply directly with your order number and reason for return within the return window. Radiators must be unused and sealed to qualify for return. Once installed and filled with coolant, return is not available due to contamination risk.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"K2 Industries","offers":[{"title":"Default Title","offer_id":53473440694579,"sku":"K2-10512-BUI-006-EC","price":159.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0278\/2720\/8266\/files\/OEM-RA-2347-1.jpg?v=1781236750"},{"product_id":"2000-2004-chevrolet-impala-buick-regal-oem-radiator-3-4l-3-8l","title":"2000-2004 Chevrolet Impala \u0026 Buick Regal OEM Radiator 3.4L 3.8L","description":"\u003cdiv class=\"product-container\"\u003e\n\u003ch6 class=\"product-title\"\u003eOEM Radiator for 3.4L \u0026amp; 3.8L Engines\u003c\/h6\u003e\n\u003cdiv class=\"product-intro\"\u003e\n\u003cp class=\"lead-text\"\u003e\u003cstrong\u003eFactory radiator built to original specifications for proven cooling performance.\u003c\/strong\u003e This is a direct replacement unit designed to restore stock heat dissipation without modification. Hard panel construction engineered for long-term reliability under daily driving conditions.\u003c\/p\u003e\n\u003cdiv class=\"trust-indicators\"\u003e\n\u003cspan class=\"badge\"\u003e✓ Ships from FL Warehouse\u003c\/span\u003e \u003cspan class=\"badge\"\u003e✓ Factory Mounting Points\u003c\/span\u003e \u003cspan class=\"badge\"\u003e✓ In-House Quality Check\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch6 class=\"section-title\"\u003eKey Features\u003c\/h6\u003e\n\u003cdiv class=\"design-features\"\u003e\u003cul class=\"feature-list\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM-spec core design\u003c\/strong\u003e - Matches thermal capacity of original equipment for consistent engine temperatures\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect bolt-in replacement\u003c\/strong\u003e - No modifications required; mounts at factory attachment points\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual-engine compatibility\u003c\/strong\u003e - Works with both 3.4L and 3.8L powerplants in same chassis\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e\n\u003ch6 class=\"section-title\"\u003eSpecs\u003c\/h6\u003e\n\u003cul\u003e\n\u003cli\u003eHard panel construction\u003c\/li\u003e\n\u003cli\u003eOEM-equivalent core capacity\u003c\/li\u003e\n\u003cli\u003eFactory mounting configuration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch6 class=\"section-title\"\u003eWhats Included\u003c\/h6\u003e\n\u003cul\u003e\u003cli\u003eRadiator assembly\u003c\/li\u003e\u003c\/ul\u003e\n\n\u003cdiv class=\"product-faq\"\u003e\n\u003ch6 class=\"section-title\"\u003eFrequently Asked Questions\u003c\/h6\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp\u003e\u003cstrong\u003eWill this drop in without modifying my engine bay?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes—it mounts at factory rocker points and uses original attachment locations. No drilling, fabrication, or bracket work needed.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need to flush my cooling system before installing this?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eFlushing isn't included in what ships with the radiator, but it's smart practice before any radiator swap to remove old coolant and debris. Your owner's manual outlines the flush procedure.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp\u003e\u003cstrong\u003eWhich engine size do I need — 3.4L or 3.8L?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCheck your vehicle's engine bay or owner's manual for displacement. Both radiators fit the same chassis, but they're sized differently for each engine's cooling demand—order the correct one for your specific powerplant.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"K2 Industries","offers":[{"title":"Default Title","offer_id":53473442726195,"sku":"K2-10513-BUI-006-EC","price":169.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0278\/2720\/8266\/files\/OEM-RA-2351.jpg?v=1781236761"},{"product_id":"1997-1998-buick-century-regal-pontiac-grand-prix-oe-style-radiator-fan","title":"1997-1998 Buick Century Regal Pontiac Grand Prix OE Style Radiator Fan","description":"\u003cdiv class=\"product-container\"\u003e\n\u003ch6 class=\"product-title\"\u003e1997–1998 Buick Century \/ Regal \/ Pontiac Grand Prix OE Style Radiator Fan\u003c\/h6\u003e\n\u003cdiv class=\"product-intro\"\u003e\n\u003cp class=\"lead-text\"\u003e\u003cstrong\u003eDirect replacement radiator fan assembly engineered for early-to-mid '90s GM mid-size sedans.\u003c\/strong\u003e Matches factory design and mounting points, so swap-in installation with no modification needed. Built to OEM specifications for reliable cooling performance.\u003c\/p\u003e\n\u003cdiv class=\"trust-indicators\"\u003e\n\u003cspan class=\"badge\"\u003e✓ Factory Mounting Points\u003c\/span\u003e \u003cspan class=\"badge\"\u003e✓ Ships from FL Warehouse\u003c\/span\u003e \u003cspan class=\"badge\"\u003e✓ In-House Quality Check\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch6 class=\"section-title\"\u003eKey Features\u003c\/h6\u003e\n\u003cdiv class=\"design-features\"\u003e\u003cul class=\"feature-list\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM-matched design\u003c\/strong\u003e - Bolt-in fit without drilling or frame modification\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete assembly\u003c\/strong\u003e - Fan blade, motor, and shroud all integrated\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTested cooling function\u003c\/strong\u003e - Pulls proper airflow through radiator core\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e\n\u003ch6 class=\"section-title\"\u003eSpecs\u003c\/h6\u003e\n\u003cul\u003e\n\u003cli\u003eConfiguration: Complete radiator fan assembly with shroud\u003c\/li\u003e\n\u003cli\u003eCondition: New\u003c\/li\u003e\n\u003cli\u003eQuantity: Single unit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch6 class=\"section-title\"\u003eWhat's Included\u003c\/h6\u003e\n\u003cul\u003e\u003cli\u003eRadiator fan assembly\u003c\/li\u003e\u003c\/ul\u003e\n\n\u003cdiv class=\"product-faq\"\u003e\n\u003ch6 class=\"section-title\"\u003eFrequently Asked Questions\u003c\/h6\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp\u003e\u003cstrong\u003eWill this bolt directly to my factory radiator support?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes — designed to mount at the original factory attachment points with no drilling or welding required. Swap it in with basic hand tools.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need to drain coolant to install this?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYou'll likely need to partially drain coolant for safe access to the upper radiator hose and fan shroud bolts. Full system drain is not always necessary, but check your vehicle's service manual for your specific model year to confirm.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp\u003e\u003cstrong\u003eIs this assembly ready to install or does it need any prep?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAssembly arrives complete and ready to mount — no painting, wiring modifications, or secondary assembly required. Just verify all mounting bolts are present before installation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"K2 Industries","offers":[{"title":"Default Title","offer_id":53473447674163,"sku":"K2-10607-BUI-006-EC","price":159.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0278\/2720\/8266\/files\/OEM-RF-0538-1.jpg?v=1781236824"},{"product_id":"06-11-buick-lucerne-coolant-recovery-tank-white","title":"06-11 Buick Lucerne Coolant Recovery Tank - White","description":"\u003cdiv class=\"product-container\"\u003e\n\u003ch6 class=\"product-title\"\u003eCoolant Recovery Tank — White Expansion Reservoir\u003c\/h6\u003e\n\u003cdiv class=\"product-intro\"\u003e\n\u003cp class=\"lead-text\"\u003e\u003cstrong\u003eDirect replacement coolant recovery tank in factory white finish.\u003c\/strong\u003e Hard panel construction designed to integrate seamlessly with OEM cooling system routing. Ready to install without modification or prep work.\u003c\/p\u003e\n\u003cdiv class=\"trust-indicators\"\u003e\n\u003cspan class=\"badge\"\u003e✓ Ships from FL Warehouse\u003c\/span\u003e \u003cspan class=\"badge\"\u003e✓ Factory Mounting Points\u003c\/span\u003e \u003cspan class=\"badge\"\u003e✓ In-House Quality Check\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch6 class=\"section-title\"\u003eKey Features\u003c\/h6\u003e\n\u003cdiv class=\"design-features\"\u003e\u003cul class=\"feature-list\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eFactory white finish\u003c\/strong\u003e - Matches OEM appearance without painting or additional prep\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect bolt-on design\u003c\/strong\u003e - Uses existing mounting points for quick installation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM-spec capacity\u003c\/strong\u003e - Holds coolant at factory level marks for proper system function\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e\n\u003ch6 class=\"section-title\"\u003eSpecs\u003c\/h6\u003e\n\u003cul\u003e\n\u003cli\u003eHard panel construction\u003c\/li\u003e\n\u003cli\u003eWhite finish\u003c\/li\u003e\n\u003cli\u003eSingle unit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch6 class=\"section-title\"\u003eWhats Included\u003c\/h6\u003e\n\u003cul\u003e\u003cli\u003eCoolant recovery tank assembly\u003c\/li\u003e\u003c\/ul\u003e\n\n\u003cdiv class=\"product-faq\"\u003e\n\u003ch6 class=\"section-title\"\u003eFrequently Asked Questions\u003c\/h6\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp\u003e\u003cstrong\u003eWill this tank fit my cooling system hoses without modification?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis tank uses factory mounting points and OEM connection sizing. Test-fit the hose connections against your existing lines before final installation to confirm alignment — hose routing can vary by vehicle configuration.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it come with new coolant or a cap?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eTank assembly ships empty. You'll need to transfer your existing cap from the old tank or source a replacement cap separately — confirm the thread size matches your OEM cap before ordering.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp\u003e\u003cstrong\u003eCan I install this myself, or do I need a shop?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eInstallation is straightforward — disconnect the old tank, transfer or replace the cap, and bolt the new tank to factory mounting points using hand tools. Drain a small amount of coolant first to reduce spillage. Refill and bleed the system per your service manual after install.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"K2 Industries","offers":[{"title":"Default Title","offer_id":53473456980275,"sku":"K2-10699-BUI-006-CET","price":89.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0278\/2720\/8266\/files\/OEM-RT-GM3014132.jpg?v=1781236943"}],"url":"https:\/\/ntxglow.com\/collections\/buick-cooling-parts-radiators.oembed","provider":"NTXGlow","version":"1.0","type":"link"}