Koyorad A1573 Radiator

Koyorad A1573 Radiator for Nissan Altima

The Koyorad A1573 radiator is an OE-equivalent replacement built for 1993-2001 Nissan Altima applications. It combines an aluminum core with plastic tanks and includes an internal transmission oil cooler for vehicles equipped with automatic transmission cooling.

Key Features

• Direct-fit radiator for 1993-2001 Nissan Altima
• Aluminum core with a single-row design
• Plastic tank construction
• Internal transmission oil cooler included
• Inlet and outlet diameters: 1.375 in.
• Transmission oil cooler diameter: 0.875 in.
• Core dimensions: 28.125 in. wide, 14.9375 in. high, 1 in. thick

Detailed Description

Koyorad A1573 is a replacement radiator engineered for Nissan Altima cooling-system service across the 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, and 2001 model years. The radiator uses an aluminum core for efficient heat transfer and plastic tanks for a factory-style fitment profile. With the internal transmission oil cooler included, this unit supports vehicles that route transmission fluid through the radiator assembly. If you are replacing a worn or leaking Nissan Altima radiator, the Koyorad A1573 provides the core dimensions and hose connections needed for a straightforward service replacement.

This part cross-references no listed alternate part numbers for the same application.

Common Problems This Radiator Can Address

• Coolant leaks from a cracked or corroded radiator
• Overheating caused by reduced heat dissipation
• Transmission fluid temperature issues in radiator-cooled systems
• Damaged inlet or outlet necks
• Restricted cooling performance from an aging core

Installation Notes and Tips

Verify hose diameter, core size, and transmission cooler line routing before installation. Flush the cooling system, inspect hoses and clamps, and confirm that the radiator mounts and fan shroud alignment match the vehicle before filling with the correct coolant mixture. For Nissan Altima radiator replacement service, transfer any required sensors or fittings from the original unit if applicable to your vehicle configuration.

Quality Assurance

Koyorad manufactures OE-equivalent radiators using application-specific engineering and replacement-focused construction. The A1573 is built to match the original cooling-system layout for the listed Nissan Altima model years.