Koyorad A2588 Radiator

Koyorad A2588 Radiator for INFINITI G35

The Koyorad A2588 radiator is an OE-equivalent replacement built for 2003-2007 INFINITI G35 applications, including the 2004-2007 coupe. It combines an aluminum core with plastic tanks and includes an internal transmission oil cooler for direct-fit cooling system service.

Koyorad Radiator products are developed with the technical experience needed to deliver a replacement that matches factory-style fitment and cooling function. For INFINITI G35 radiator replacement needs, part number A2588 provides a practical solution for restoring proper engine and transmission temperature control.

Key Features

• Part number: A2588
• OE-equivalent radiator replacement from Koyorad
• Aluminum core with plastic tank construction
• Single-row core design
• Core dimensions: 29.5 in. wide, 15.75 in. high, 0.625 in. thick
• Inlet and outlet diameter: 1.375 in.
• Internal transmission oil cooler included
• Transmission oil cooler diameter: 1.0625 in.

Detailed Description

The Koyorad A2588 radiator is engineered for direct replacement service on select INFINITI G35 models. It is built with an aluminum core for efficient heat transfer and plastic end tanks for a factory-style configuration. The integrated transmission oil cooler adds an important cooling circuit for vehicles equipped with automatic transmission cooling through the radiator.

Compatible With 2003 INFINITI G35 and 2004-2007 INFINITI G35 Coupe applications, this radiator supports routine cooling system repair when the original unit is leaking, restricted, or no longer maintaining stable operating temperatures. If you are searching for a Koyorad A2588 radiator for INFINITI G35 cooling system replacement, this part is matched to the listed vehicle fitment.

Common Problems This Part Can Address

• Coolant leaks from a damaged or aging radiator
• Overheating caused by reduced heat dissipation
• Transmission fluid temperature issues related to a failing cooler circuit
• Cracked or deteriorated plastic tank seams
• Restricted coolant flow from internal radiator wear

Installation Notes and Tips

Verify radiator dimensions, inlet and outlet size, and transmission cooler connections before installation. Drain the cooling system fully, inspect hoses and clamps, and replace worn seals or related components during service. After installation, refill with the correct coolant mixture and bleed air from the system according to factory procedure.

For best results, confirm fitment by year and body style before ordering. This part is listed for 2003 INFINITI G35 and 2004-2007 INFINITI G35 Coupe applications only.

Quality Assurance

Koyorad manufactures OE-equivalent radiators using application-specific engineering and replacement-focused construction. Part number A2588 is built to match the listed cooling system requirements for the confirmed INFINITI G35 fitment.