Koyorad A13351 Radiator

Koyorad A13351 Radiator for Cadillac ATS

The Koyorad A13351 radiator is an OE-equivalent replacement built for 2013-2015 Cadillac ATS applications. It combines an aluminum core with plastic tanks and an internal transmission oil cooler to support factory-style cooling and transmission fluid heat exchange.

Key Features

• Fits 2013-2015 Cadillac ATS, N/A
• OE-equivalent replacement radiator from Koyorad
• Aluminum core construction for efficient heat transfer
• Plastic tank design for factory-style fitment
• Single-row core with 20.6875 in. core height, 19.8125 in. core width, and 1.0625 in. core thickness
• 1.3125 in. inlet and outlet diameters
• Internal transmission oil cooler included
• Transmission oil cooler diameter: 1.0625 in.

Detailed Description

Koyorad A13351 is a direct-fit radiator for Cadillac ATS models from 2013 through 2015. Built with an aluminum core and plastic tanks, it follows OE-style construction while adding an internal transmission oil cooler for vehicles equipped with automatic transmission cooling through the radiator. The core dimensions and hose connections are specified to match the intended application, helping maintain proper coolant flow and heat rejection in the Cadillac ATS cooling system. If you are searching for a Cadillac ATS radiator replacement or a Koyorad A13351 radiator for 2013-2015 Cadillac ATS, this unit is built for that exact vehicle range.

Koyorad focuses on OE-equivalent replacement radiators and applies its manufacturing experience to produce a radiator that matches the original application requirements. The A13351 part number is also useful when cross-checking a Cadillac ATS radiator by part number during maintenance or repair planning.

What It Helps Address

• Overheating caused by a worn or leaking radiator
• Coolant loss from cracked tanks or damaged core sections
• Transmission fluid temperature control issues in radiator-cooled systems
• Reduced cooling efficiency from age-related radiator wear
• Fitment problems when replacing a factory-style Cadillac ATS radiator

Installation Notes and Tips

Verify radiator dimensions, inlet and outlet size, and transmission cooler connection requirements before installation. Confirm that your 2013-2015 Cadillac ATS uses the radiator configuration with an internal transmission oil cooler. Inspect hoses, clamps, and coolant condition during replacement, and flush the cooling system if contamination or debris is present. The part number A13351 should be matched to the vehicle application before installation.

Quality Assurance

Koyorad manufactures OE-equivalent radiators using application-specific specifications for fit and function. The A13351 radiator is built to meet the needs of the listed Cadillac ATS fitment and reflects Koyorad’s experience in replacement cooling components.