Koyorad A2387 Radiator

Koyorad A2387 Radiator for Hyundai Applications

The Koyorad A2387 radiator is an OE-equivalent replacement built for dependable cooling performance in select Hyundai vehicles. It is engineered with an aluminum core, plastic tanks, and an integrated transmission oil cooler to match the needs of daily-driven Elantra and Tiburon applications.

Compatible With 2001-2006 Hyundai Elantra and 2003-2008 Hyundai Tiburon, this radiator is a direct-fit cooling system service part for vehicles that require a radiator with an internal transmission oil cooler. The Koyorad A2387 is a practical choice when replacing a leaking, clogged, or damaged radiator.

Key Features

• OE-equivalent radiator replacement from Koyorad
• Aluminum core with plastic tanks
• Single-row core design
• Core dimensions: 27.9375 in. wide, 14.75 in. high, 0.625 in. thick
• Inlet and outlet diameter: 1.3125 in.
• Internal transmission oil cooler included
• Transmission oil cooler diameter: 0.875 in.
• Part number A2387 for easy identification

Detailed Description

Koyorad A2387 is a replacement radiator designed to meet OE-style fit and function for Hyundai cooling systems. The aluminum core supports efficient heat transfer, while the plastic tank construction follows the common factory-style layout used in many original radiator assemblies. With an integrated internal transmission oil cooler, this unit is suited for vehicles that route automatic transmission fluid through the radiator for temperature control.

This radiator is listed for 2001-2006 Hyundai Elantra and 2003-2008 Hyundai Tiburon. If you are searching for a Hyundai Elantra radiator replacement or a Hyundai Tiburon radiator with transmission cooler, the A2387 provides the key dimensions and connections needed for a proper service replacement. The Koyorad A2387 radiator is built for straightforward restoration of cooling performance in the specified applications.

Common Problems This Part Can Address

• Coolant leaks from a cracked or corroded radiator
• Overheating caused by restricted coolant flow
• Transmission fluid temperature issues related to a failing cooler circuit
• Damaged inlet or outlet connections
• Reduced cooling efficiency from an aging factory radiator

Installation Notes and Tips

Verify core dimensions, inlet and outlet size, and transmission cooler connections before installation. Drain the cooling system fully, inspect hoses and clamps for wear, and confirm that the radiator mounts and fan shroud alignment match the original setup. After installation, refill with the correct coolant mixture and bleed the system according to factory service procedures.

Because this radiator includes an internal transmission oil cooler, confirm that the vehicle is equipped for this configuration before ordering. Fitment includes 2001-2006 Hyundai Elantra and 2003-2008 Hyundai Tiburon, so matching the exact year and model is important for a proper installation.

Quality Assurance

Koyorad states that its radiators are manufactured as OE-equivalent replacements using technical experience developed for accurate fitment and reliable service. Part number A2387 is built to support the original cooling system layout for the listed Hyundai applications.