CSF 2022+ Subaru VB WRX High-Performance All-Aluminum Radiator

The CSF 2022+ Subaru VB WRX High-Performance All-Aluminum Radiator represents a significant advancement in cooling technology designed specifically for the demanding conditions faced by modern performance vehicles. While the factory cooling system of the VB WRX is engineered to handle everyday driving and spirited runs, it reveals its limitations under extreme conditions such as track use or when the engine undergoes tuning enhancements. Recognizing these challenges, CSF has developed this radiator to provide superior cooling capacity and reliability, ensuring optimal engine temperatures even during intensive driving scenarios.

As a renowned manufacturer in the performance cooling sector, CSF has earned its reputation by supplying high-quality radiators, intercoolers, and oil coolers to leading Subaru tuning companies. This extensive experience is reflected in the design and construction of this radiator, which caters to a wide range of driving activities—from competitive track racing and rally stages to overlanding and aggressive street driving. The CSF High-Performance Radiator is engineered to maintain your WRX’s engine temperature within ideal parameters, thereby enhancing performance and protecting engine components.

One critical application of this radiator is its compatibility with front mount intercooler (FMIC) systems. When upgrading from the factory top mount intercooler to an FMIC, airflow to the radiator is inherently restricted, and the temperature of the air passing through the radiator increases. These factors can compromise cooling efficiency if not properly addressed. The CSF High-Performance Radiator is specifically designed to compensate for these changes, providing increased cooling capacity to maintain engine reliability and performance.

The original equipment (OE) Subaru radiator features a plastic tank and a single-row aluminum core, which, while durable and adequate for stock applications, is insufficient for high-horsepower builds or aggressive driving conditions. Turbocharged engines, such as the FA24 in the VB WRX, generate substantial heat, and effective cooling is essential to prevent overheating, reduce thermal stress, and extend engine life. Upgrading to the CSF radiator is a proactive measure to ensure consistent coolant temperatures and improved thermal management.

Key to the radiator’s enhanced performance is its 42mm thick, 2-row aluminum core, which increases fluid capacity by over 1 gallon (3.8L) compared to the factory unit. This thicker core and additional cooling row allow the system to absorb and dissipate significantly more heat. CSF’s exclusive B-Tube Technology further elevates heat transfer efficiency by approximately 15% over conventional oval welded tubes. Complementing this, the multi-louvered fin design maximizes airflow through the core, optimizing heat exchange.

The radiator’s construction employs 100% TIG-welded aluminum, resulting in a robust and durable assembly capable of withstanding the rigors of high-performance driving. This all-aluminum design not only improves strength but also reduces weight compared to traditional plastic tank radiators. Installation is straightforward, as the radiator mounts directly in the factory location with no modifications or cutting required, ensuring a true plug-and-play experience.

Features

• 2-Row, 42mm Ultra-High-Performance Core providing increased cooling capacity
• Cooling Tubes utilizing CSF's Exclusive B-Tube Technology for enhanced heat transfer
• 6.5mm Tall Ultra Efficient Fins with Multi-Louvered Design to maximize surface area and airflow
• CNC Machined Mounting Brackets and OEM Style Inlet/Outlet for precise fitment
• 100% All Aluminum TIG-Welded Construction ensuring strength and durability
• Available in a 1-Hour "Mirror Finish" Hand Polish (#7224) and Satin Black Finish (#7224B)
• True Plug-and-Play "Drop-in Fit" installation requiring no modifications
• Individually Leak and Pressure Tested for quality assurance
• Backed by a 2-Year Limited Warranty for peace of mind

Applications

OEM Part Numbers

• Subaru: 45111VC000

Warranty

Cooling Systems and Flexibles,