CSF 2nd Gen Subaru Forester XT (MT) High-Performance All-Aluminum Radiator - Silver
Description
The CSF 2nd Gen Subaru Forester XT (MT) High-Performance All-Aluminum Radiator in Silver represents a pinnacle of engineering excellence and reliability tailored specifically for the demanding needs of Forester XT enthusiasts. Developed in response to direct feedback from CSF’s Australian Distributor, ProSpeed Racing, and other dealers who experienced shortcomings with alternative radiator options, this radiator embodies a commitment to superior cooling performance and durability.
With over five decades of expertise in radiator manufacturing, CSF delivers a product that ensures optimal thermal management for your Forester XT’s turbocharged 2.5L H4 engine paired with a manual transmission. Whether your driving involves spirited street performance or competitive track environments, this high-performance radiator is engineered to maintain ideal engine temperatures, enhancing both power delivery and engine longevity.
At the heart of this radiator lies a 2-row core utilizing CSF’s proprietary B-Tube Technology. Unlike conventional oval “O” shaped tubes, the B-Tube design features a uniquely engineered “B” shaped tube that is seam brazed for superior strength and heat transfer efficiency. This innovative design allows the use of thinner, lighter aluminum material while increasing the heat transfer surface area by approximately 15% compared to traditional tubes. The result is a dual liquid laminar flow that significantly improves cooling capacity within the same spatial constraints.
Complementing the advanced core design are ultra-efficient multi-louvered fins, meticulously aligned to maximize airflow through the radiator. Each fin’s dimensions and arrangement are precisely calculated and validated through rigorous wind-tunnel testing to ensure optimal heat rejection under diverse operating conditions.
Installation is straightforward and user-friendly, with a true “drop-in fit” design that requires no modifications. The CNC-machined and welded OE-style mounting brackets provide exceptional durability, while the inlet and outlet connections are engineered to match original equipment specifications, allowing seamless integration with OEM or aftermarket hoses.
Product Details
Design & Engineering
CSF’s reputation as a leading manufacturer of high-performance Subaru radiators is well established, with a history of producing private label oil coolers, intercoolers, and other cooling components for premier Subaru tuning companies. Whether your Forester XT is used for track racing, rally competition, overlanding adventures, or spirited driving on winding roads, this radiator is designed to maintain optimal engine temperatures, thereby enhancing performance and reliability.
Upgrading to this high-performance radiator is particularly critical when converting from a factory-style top-mount intercooler to a front-mount intercooler system. The front placement of the intercooler can restrict airflow and raise the temperature of air passing through the radiator, factors that can compromise cooling efficiency. CSF’s radiator addresses these challenges by providing enhanced cooling capacity to compensate for increased air restriction and elevated intake temperatures.
CSF vs OEM
The original equipment (OE) radiator supplied by Subaru features a plastic tank and a single-row aluminum core, which, while durable, is not optimized for high horsepower applications or rigorous driving conditions. Turbocharged engines such as the EJ25 generate significant heat, making effective cooling essential for engine longevity and consistent performance.
CSF’s radiator core measures 42mm in thickness with two rows, more than doubling the size of the OEM core’s 16mm single row. This increased thickness and additional cooling row, combined with a larger fluid capacity, substantially improve the system’s ability to absorb and dissipate heat. The exclusive B-Tube Technology further enhances heat transfer efficiency by approximately 15% compared to standard oval welded tubes. The multi-louvered fin design maximizes airflow, ensuring superior cooling even under demanding conditions.
Constructed entirely from TIG-welded aluminum, this radiator offers enhanced structural integrity and resistance to wear, ensuring longevity and reliability under the stresses of high-performance driving. The unit mounts directly in the factory location without any need for cutting or modification, preserving the vehicle’s original configuration.
| Feature | CSF | OEM |
|---|---|---|
| Core Rows & Thickness | 2 – 42mm | 1 – 16mm |
| # Cooling Tubes | 80 | 68 |
| # Cooling Fin Rows | 81 | 69 |
| Fin Height/Width | 6.5mm | 7.5mm |
| Core Material | Aluminum | Aluminum |
| Tank Material | Aluminum | Plastic |
| Construction | 100% TIG Welded | Crimp on Gasket |
Features
- 2-Row -
Will it fit my car?
We totally understand if you're not certain a part will be compatible with your car, so we highly recommend contacting us here with your query. Our friendly sales team will then be in touch to confirm if this part is the correct part you are looking for.
Shipping
All orders made through MOD Central will be passed immediately to the supplier (R44 Performance) that has ships the item. You will get an email from them on the point of sale about processing and dispatch time.
Shipping Costs:
The cost of shipping will be calculated at checkout based on the destination, weight of the product and which vendor/vendors you are buying from.
Shipping Providers:
All our vendors work with trusted shipping partners to ensure your products are delivered safely. However, we are not responsible for any shipping delays, damages, or losses.
International Shipping:
Many of our vendors offer international shipping, but please be aware that additional customs fees or import taxes may apply. These charges are the responsibility of the buyer.
Tracking Information:
Once your order has been dispatched, you will receive a confirmation email with tracking details from the vendor your product was purchased from. If you have not received your tracking information, please contact the vendor with your order number.
Returns/Warranty
Eligibility:
All return eligibility will be specific to the vendor.
Return & Refund Process:
To initiate a return, please contact the vendor you purchased the product from with your order number and reason for return. Their team will provide further instructions.