One Stop Solutions 13394 Radiator

Overview of One Stop Solutions Radiator 13394 for BMW Models

The One Stop Solutions radiator part number 13394 is designed specifically for select BMW vehicles, including the 228i, 320i, 328i, 335i, 428i, 435i, and ActiveHybrid 3 models. This radiator features a crossflow design and is engineered to meet OE performance standards, ensuring reliable cooling for your engine.

• Hassle free installation
• OE performance and exceptional quality
• Engineering enhancements for improved cooling and longer life
• Components fitted and torqued to factory specifications
• Premium grade tubes, fins, headers, and tanks
• Drop-in fit, form, and function
• 100% tested up to three times during production
• Design improvements to address original failures

Technical Specifications and Features

This radiator features a core height of 23 5/8 inches, a core width of 13 5/16 inches, and a core thickness of 1-1/4 inches. The core is constructed from premium PA material, while the tanks are made of durable plastic. Both the inlet and outlet diameters measure 1 1/2 inches, with header lengths of 14 inches and header widths of 2 1/16 inches. The radiator is a single-row core design with a crossflow configuration, which promotes efficient heat dissipation and consistent engine temperature management.

Compatible BMW Models and Applications

This radiator is compatible with a range of BMW vehicles, including:

• BMW 228i
• BMW 320i and 320i xDrive
• BMW 325i
• BMW 328i, 328i GT xDrive, and 328i xDrive
• BMW 335i, 335i GT xDrive, and 335i xDrive
• BMW 428i, 428i Gran Coupe, 428i xDrive, and 428i xDrive Gran Coupe
• BMW 435i, 435i Gran Coupe, 435i xDrive, and 435i xDrive Gran Coupe
• BMW ActiveHybrid 3

Common Issues Addressed by This Radiator

• Overheating due to radiator core damage or clogging
• Coolant leaks from cracked or worn plastic tanks
• Reduced cooling efficiency from original design limitations
• Corrosion or deterioration of radiator tubes and fins
• Failure of crossflow cooling system components

Installation Notes and Tips

Installation of the One Stop Solutions radiator 13394 is designed to be straightforward with a drop-in fit for compatible BMW models. Ensure all connections, including inlet and outlet hoses with 1 1/2 inch diameters, are secure and free of leaks. Follow factory torque specifications when securing components to maintain proper sealing and performance. Note that this radiator does not include a transmission or engine oil cooler, so verify compatibility with your vehicle’s cooling system requirements.

Quality Assurance and Testing

Each radiator undergoes rigorous testing up to three times during production to ensure durability and performance. Components such as tubes, fins, headers, and tanks are manufactured from premium materials and assembled to meet factory specifications. Engineering enhancements have been incorporated to address original design failures and extend the radiator’s service life. While no cap is included, the radiator is built to maintain consistent cooling under normal operating conditions.