{"product_id":"a-premium-engine-coolant-radiator-assembly-for-toyota-corolla-matrix-pontiac-vibe-2003-2008-1-8l-integrated-transmission-oil-coo","title":"A-Premium Engine Coolant Radiator Assembly for Toyota Corolla\/Matrix\/Pontiac Vibe 2003–2008 1.8L — Integrated Transmission Oil Coo","description":"\u003cp\u003e\u003cstrong\u003eThe A-Premium Engine Coolant Radiator Assembly with Transmission Oil Cooler replaces the cooling core and adds an integrated transmission oil cooler to restore reliable engine and trans temperatures.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis complete radiator assembly is engineered for direct fitment on Toyota Corolla, Pontiac Vibe and Toyota Matrix model years 2003–2008 with the 1.8L L4 engine. It pairs a corrosion-resistant aluminum core and tanks with a factory-style layout so installation is straightforward. Built to the brand's quality standards, the unit addresses both engine coolant circulation and transmission fluid cooling in one serviceable component.\u003c\/p\u003e\n\n\u003ch3\u003eWhat vehicle models and years will this radiator fit?\u003c\/h3\u003e\n\u003cp\u003eCompatibility covers common compact sedans and hatchbacks that share the Toyota\/Pontiac platform and the 1.8L inline-four engine. Confirm stock part numbers or compare core dimensions to ensure a match before purchasing.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eToyota Corolla 2003–2008, 1.8L L4\u003c\/li\u003e\n  \u003cli\u003ePontiac Vibe 2003–2008, 1.8L L4\u003c\/li\u003e\n  \u003cli\u003eToyota Matrix 2003–2008, 1.8L L4\u003c\/li\u003e\n  \u003cli\u003eCross-check reference codes: 2428, 2432, CU2428, 8012428, 164000D230, 164000D240, 164000D250, 164100D240, 164100D250, 16410YZZAQ\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does the transmission oil cooler integration help overall performance?\u003c\/h3\u003e\n\u003cp\u003eIncorporating a transmission oil cooler into the radiator helps control transmission fluid temperatures without the need for a separate external cooler. That integration simplifies plumbing, reduces potential leak points, and keeps transmission fluids in a more stable operating range under load.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eBuilt-in transmission cooler for compact installation\u003c\/li\u003e\n  \u003cli\u003eReduces additional hoses and mounting brackets\u003c\/li\u003e\n  \u003cli\u003eOptimizes heat transfer between coolant and transmission fluid\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat are the core dimensions and connector sizes I should know?\u003c\/h3\u003e\n\u003cp\u003eKnowing the radiator core size and inlet\/outlet diameters is essential for fitment and hose compatibility. This assembly lists precise measurements so you can verify clearance and connection details before installation.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCore height: 23-5\/8 inches (approximately 600 mm)\u003c\/li\u003e\n  \u003cli\u003eCore width: 13-11\/16 inches (approximately 348 mm)\u003c\/li\u003e\n  \u003cli\u003eCore thickness: 5\/8 inch\u003c\/li\u003e\n  \u003cli\u003eCoolant inlet diameter: 1-5\/16 inch; coolant outlet diameter: 1-5\/16 inch\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs this radiator backed by a warranty and how does quality compare?\u003c\/h3\u003e\n\u003cp\u003eA-Premium supplies a one-year, unlimited-mileage guarantee on this radiator assembly, offering buyer protection against manufacturing defects. The product is tested to industry standards to ensure consistent thermal performance and durability, but proper installation and maintenance remain important for long service life.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eOne-year unlimited-mileage warranty from A-Premium\u003c\/li\u003e\n  \u003cli\u003eManufactured to strict testing criteria for performance reliability\u003c\/li\u003e\n  \u003cli\u003eShips as a complete radiator assembly with transmission cooler included\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: This radiator assembly is intended for owners and installers replacing a failing or damaged radiator on compatible 2003–2008 Corolla, Vibe, or Matrix vehicles who want a direct-fit, integrated transmission cooler solution. It's well suited for mechanics, DIY enthusiasts, and fleet managers seeking an OEM-style replacement with clear specifications and warranty coverage.\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: Does this radiator include a transmission cooler?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — the assembly includes an integrated transmission oil cooler for combined engine and transmission fluid cooling.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will this fit my 2005 Toyota Corolla 1.8L?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — it fits Toyota Corolla 2003–2008 with the 1.8L L4, but verify reference numbers and core dimensions before ordering.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"A-Premium","offers":[{"title":"Default Title","offer_id":48081541300382,"sku":"B0B6PHP4B7","price":135.48,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/a-premium-radiator-front-assembly_8086f730-ba1a-4739-9f2d-a5fda796e50c.jpg?v=1785807778","url":"https:\/\/northtrailauto.ca\/products\/a-premium-engine-coolant-radiator-assembly-for-toyota-corolla-matrix-pontiac-vibe-2003-2008-1-8l-integrated-transmission-oil-coo","provider":"North Trail Auto","version":"1.0","type":"link"}