Koyorad A13782 Radiator

Koyorad A13782 Radiator for BMW M Package Applications

The Koyorad A13782 radiator is an OE-equivalent replacement built for select BMW 2 Series and 4 Series applications with the M Package. It uses an aluminum core with plastic tanks to match the factory-style layout and support consistent cooling performance. This Koyorad radiator is a direct-fit solution for drivers replacing a worn or leaking radiator on BMW 230i, M240i, 430i, 440i, and 340i models.

Key Features

• Part number: A13782
• Aluminum core construction with a single-row design
• Plastic upper and lower tanks for OE-style fitment
• Core dimensions: 600 mm height, 493.6 mm width, 25 mm thickness
• 1.5 in inlet and 1.5 in outlet diameters
• No oil cooler included
• Built for select BMW applications with M Package where specified

Product Details

Koyorad Radiator A13782 is engineered as a replacement radiator for BMW cooling systems that require an OE-equivalent fit and finish. The aluminum core helps transfer heat efficiently, while the plastic tanks follow the factory-style configuration used on the listed vehicles. Koyorad applies its manufacturing experience to produce a radiator that matches the original application requirements for the BMW 230i, 230i xDrive, M240i, M240i xDrive, 430i, 430i Gran Coupe, 430i xDrive, 430i xDrive Gran Coupe, 440i, 440i Gran Coupe, 440i xDrive, 440i xDrive Gran Coupe, 340i GT xDrive, 340i, and 340i xDrive.

This part cross-references Bosch 13782 and BM3010197 for the same application.

Vehicle Fitment

• Fits 2017-2021 BMW 230i, N/A, W/ M Package; Koyorad Radiator
• Fits 2017-2021 BMW 230i xDrive, N/A, W/ M Package; Koyorad Radiator
• Fits 2017-2021 BMW M240i, N/A, W/ M Package; Koyorad Radiator
• Fits 2017-2021 BMW M240i xDrive, N/A, W/ M Package; Koyorad Radiator
• Fits 2017-2020 BMW 430i, N/A, w/ M Package; Koyorad Radiator
• Fits 2017-2020 BMW 430i Gran Coupe, N/A, w/ M Package; Koyorad Radiator
• Fits 2017-2020 BMW 430i xDrive, N/A, w/ M Package; Koyorad Radiator
• Fits 2017-2020 BMW 430i xDrive Gran Coupe, N/A, w/ M Package; Koyorad Radiator
• Fits 2017-2020 BMW 440i, N/A, Koyorad Radiator
• Fits 2017-2020 BMW 440i Gran Coupe, N/A, w/ M Package; Koyorad Radiator
• Fits 2020 BMW 440i xDrive, N/A, Koyorad Radiator
• Fits 2017-2020 BMW 440i xDrive Gran Coupe, N/A, w/ M Package; Koyorad Radiator
• Fits 2017-2019 BMW 340i GT xDrive, N/A, Koyorad Radiator
• Fits 2017-2019 BMW 440i xDrive, N/A, w/ M Package; Koyorad Radiator
• Fits 2016-2018 BMW 340i, N/A, Koyorad Radiator
• Fits 2016-2018 BMW 340i xDrive, N/A, Koyorad Radiator

Common Cooling System Issues

• Leaking radiator tanks or seams
• Restricted coolant flow from an aging core
• Overheating caused by reduced heat dissipation
• Cracked or brittle factory plastic end tanks
• Cooling system service on BMW 230i, M240i, 430i, 440i, or 340i models

Installation Notes

Verify radiator dimensions, inlet and outlet size, and vehicle equipment before installation. This radiator is listed for specific BMW models and M Package configurations where noted, so confirm exact fitment against the vehicle application before removal of the original unit. Inspect hoses, clamps, and coolant condition during replacement to help complete the repair correctly.

Quality Assurance

Koyorad manufactures OE-equivalent radiators using application-specific engineering and production experience focused on replacement accuracy. The A13782 follows the factory-style aluminum-core and plastic-tank design expected for the listed BMW applications.