Spectra CU13404 Radiator

Spectra CU13404 Radiator for Mazda 3

The Spectra CU13404 radiator is a direct-fit cooling system replacement for select 2014-2018 Mazda 3 and Mazda 3 Sport models. Built to meet OE-level durability expectations, it is a practical choice for drivers replacing a worn or leaking radiator on Japan-built vehicles.

Key Features

• Radiator replacement for select Mazda 3 applications
• OE-style construction focused on durability and fit
• Fits 2014-2018 Mazda 3, N/A
• Fits 2014-2018 Mazda 3 Sport, N/A
• Radiator cap is required for listed applications
• Part number: CU13404

Product Details

Designed for the 2014-2018 Mazda 3 platform, this Spectra radiator supports routine cooling system repair when the original unit is damaged, restricted, or no longer holding pressure. The CU13404 follows the structure and design expectations of an OE replacement radiator, making it a straightforward option for restoring proper coolant flow and heat transfer in Mazda 3 and Mazda 3 Sport models built in Japan. This part cross-references APDI 8013404 for the same application.

Common Repair Uses

• Coolant leaks from a cracked or corroded radiator
• Overheating caused by reduced cooling efficiency
• Physical damage from road debris or impact
• Restricted coolant circulation from internal wear
• Replacement during a larger Mazda 3 cooling system service

Installation Notes

Verify Japan-built fitment before ordering. A radiator cap is required for the listed applications and is not stated as included. Confirm hose routing, mounting points, and cooling fan clearance against the original radiator before installation. For best results, flush the cooling system and inspect related components such as hoses, clamps, and thermostat during replacement.

Quality Assurance

Spectra Premium radiators are built with OE durability expectations in mind, giving technicians and owners a replacement option aligned with factory-style performance standards.