{"product_id":"koyo-97-05-toyota-aristo-lexus-gs300-radiator","title":"Koyo High-Performance Radiator | 1997-2005 Toyota Aristo JZS161 \/ Lexus GS300 (2JZ-GTE \/ 2JZ-GE) | Direct Fit | HH010647","description":"\u003ch2\u003eKoyo High-Performance Radiator – 1997–2005 Toyota Aristo JZS161 \/ Lexus GS300 (2JZ-GTE \/ 2JZ-GE) | Direct Fit\u003c\/h2\u003e\n\u003cp\u003eUpgrade or replace the cooling system on your 1997–2005 Toyota Aristo JZS161 or Lexus GS300 with the Koyo High-Performance Radiator — a direct-fit premium radiator engineered for the JZS160\/JZS161 platform. Koyo is one of Japan's most respected OEM and aftermarket radiator manufacturers, supplying cooling systems to major Japanese automakers and the performance aftermarket. The Koyo HH-series radiator delivers improved cooling capacity over the factory unit — essential for the heat demands of the 2JZ-GTE twin-turbo engine in spirited street, touge, and track use, and a quality OEM-spec replacement for the naturally aspirated 2JZ-GE.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eKoyo HH-Series – High-Performance Cooling:\u003c\/strong\u003e Koyo's HH-series radiators are engineered for improved cooling capacity over the factory unit — higher flow rate and improved heat dissipation to handle the thermal demands of the 2JZ-GTE twin-turbo engine under sustained high-load driving. A meaningful upgrade over the factory radiator for Aristo and GS300 owners who drive their cars hard\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect Fit – JZS160\/JZS161 Platform Specific:\u003c\/strong\u003e Engineered as a direct-fit replacement for the factory radiator on the 1997–2005 Toyota Aristo (JZS160\/JZS161) and Lexus GS300 — uses factory mounting points and hose connections for straightforward installation with no modifications required\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits 2JZ-GTE \u0026amp; 2JZ-GE:\u003c\/strong\u003e Compatible with both the 2JZ-GTE twin-turbo (JZS161 Aristo) and the 2JZ-GE naturally aspirated (JZS160 Aristo \/ Lexus GS300) — verify your specific chassis code and engine variant before ordering\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKoyo Quality – OEM-Grade Construction:\u003c\/strong\u003e Manufactured by Koyo Radiator Co. — a Tier 1 Japanese OEM supplier and one of the most respected names in aftermarket performance cooling. Koyo radiators are known for quality construction, correct fitment, and long-term reliability\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eToyota Aristo \/ Lexus GS300 Platform Note:\u003c\/strong\u003e The Toyota Aristo JZS161 (2JZ-GTE) is the JDM twin-turbo version of the platform; the JZS160 (2JZ-GE) is the naturally aspirated JDM version; the Lexus GS300 is the global\/USDM naturally aspirated variant. Verify your specific chassis code (JZS160 vs JZS161) and engine before ordering\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: Koyo\u003c\/li\u003e\n\u003cli\u003eSeries: HH High-Performance\u003c\/li\u003e\n\u003cli\u003eType: Direct-Fit Replacement Radiator\u003c\/li\u003e\n\u003cli\u003eFitment: 1997–2005 Toyota Aristo JZS160\/JZS161 \/ Lexus GS300\u003c\/li\u003e\n\u003cli\u003eEngine: 2JZ-GTE (JZS161) \/ 2JZ-GE (JZS160 \/ GS300)\u003c\/li\u003e\n\u003cli\u003eWeight: 17.8 lbs\u003c\/li\u003e\n\u003cli\u003ePart Number: HH010647\u003c\/li\u003e\n\u003cli\u003eUPC: 847839021864\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Verify your specific chassis code (JZS160 vs JZS161) and engine variant (2JZ-GTE vs 2JZ-GE) before ordering — cooling system fitment can differ between variants. Coolant flush and refill required after installation. Verify correct coolant type for the 2JZ platform. Professional installation recommended.\u003c\/p\u003e","brand":"Koyo","offers":[{"title":"Default Title","offer_id":51256517394599,"sku":"KOYHH010647","price":839.39,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/8344\/1063\/files\/480e02c017171ae67f8bce2a8d32939cL.png?v=1787619766","url":"https:\/\/www.straightsiximports.com\/products\/koyo-97-05-toyota-aristo-lexus-gs300-radiator","provider":"Straight Six Imports","version":"1.0","type":"link"}