KOYO V2574 Racing Radiator 847839000586 36MM

( Brand: Koyo ), ( Manufacturer Part Number: V2574 ), ( Part Type: Aluminum Radiator ), ( Item Height: 6.80 ), ( Item Length: 30.30 ), ( Item Width: 25.30 ), ( Fitment Type: Performance/custom ), ( Notes: Compatible With 2002-05 Honda Civic Si ), ( UPC: 847839000586 )

Review KOYO 36mm Aluminum Racing Radiator For Honda fits CIVIC SI 2002–2005

Koyo 847839000586 V2574 36mm Racing Radiator for 2002-05 Honda Civic SI

The Koyo 847839000586 V2574 36mm Racing Radiator is a high-performance radiator engineered specifically for the 2002-05 Honda Civic SI. This radiator is an upgrade over the OEM radiator, offering enhanced cooling capacity and durability for those who demand more from their vehicle.

1. Enhanced Cooling Capacity: The Koyo radiator is designed with a larger cooling core and increased fin density, allowing for better heat dissipation. It is also compatible with aftermarket cooling system upgrades, making it suitable for modified Honda Civic SIs.

2. TIG-Welded Construction: The radiator's core is TIG-welded, ensuring maximum strength and durability. This manufacturing process also results in a leak-free radiator, providing peace of mind for the enthusiast or racer.

3. Aluminum Construction: The Koyo radiator is made of aluminum, which is lighter and more effective at conducting heat than the OEM radiator's plastic material. This not only improves cooling performance but also reduces the weight of the vehicle for better handling and acceleration.

4. Pressure Tested: Each Koyo radiator is pressure tested to ensure that it meets the highest quality standards. This ensures that the radiator is free of leaks and can effectively cool your Honda Civic SI's engine.

5. Universal Fitment: The Koyo 847839000586 V2574 36mm Racing Radiator is designed to fit perfectly in your 2002-05 Honda Civic SI. It comes with all necessary mounting hardware, making installation a breeze.

In conclusion, the Koyo 847839000586 V2574 36mm Racing Radiator is a must-have upgrade for any Honda Civic SI enthusiast or racer. With its enhanced cooling capacity, TIG-welded construction, aluminum material, pressure testing, and universal fitment, this radiator is sure to keep your engine running cool and efficient, allowing you to push your vehicle to the limit without worrying about overheating.

Koyo 847839000586 V2574 36mm Racing Radiator for 2002-05 Honda Civic SI: A Detailed Analysis

The Koyo 847839000586 V2574 36mm Racing Radiator is a popular aftermarket cooling solution for the 2002-05 Honda Civic SI. This radiator is designed to provide improved cooling performance and better heat dissipation compared to the stock radiator. In this analysis, we will discuss the key features, pros, cons, and provide a conclusion and recommendation.

1. 36mm thickness for enhanced cooling capacity

2. Baffled core design for improved flow and heat transfer

3. Aluminum construction for lightweight and durability

4. TIG welded inlet and outlet for leak-free performance

5. Compatible with OEM and aftermarket cooling systems

1. Improved cooling capacity: The thicker core and baffled design allow for better heat dissipation, ensuring optimal engine performance during high-load situations.

2. Enhanced durability: Aluminum construction and TIG welded inlet and outlet provide improved strength and leak-free performance.

3. Compatibility: This radiator is compatible with both OEM and aftermarket cooling systems, providing flexibility for different upgrades.

1. Installation complexity: Due to the larger size and different inlet and outlet locations, installation may require additional modifications and labor costs.

2. Cost: Compared to OEM radiators, aftermarket racing radiators like the Koyo V2574 can be more expensive.

The Koyo 847839000586 V2574 36mm Racing Radiator offers significant improvements in cooling capacity and durability for the 2002-05 Honda Civic SI. However, the increased cost and installation complexity are important factors to consider. If you frequently drive your Civic SI at high RPMs or in extreme temperatures, this radiator can provide noticeable performance gains. Alternatively, if you have a more modest driving style, the added cost and complexity might not be worth it. Ultimately, the decision to upgrade to this racing radiator depends on your individual needs and budget.

If you frequently push your 2002-05 Honda Civic SI to the limit and experience overheating issues, the Koyo 847839000586 V2574 36mm Racing Radiator is a worthy investment for improved cooling performance and durability. However, if you have a more casual driving style or are concerned about the added cost and installation complexity, it's recommended to consider your options carefully before making a decision.

Details:

Koyo Hyper Radiator Caps are also available to increase your cooling system pressure 1.3 bar for increased capacity. All aluminum end tanks are hand crafted using the latest Helga Soldering technique for most reliable connections, then polished to a mirror finish. Racing series radiators were made for manual transmission only, however with a separate automatic cooler; one can use the Koyo Radiator automatics increased cooling capacity. Koyo uses state of the art Niccolo Brazing Furnace to bond all radiator brackets, headers, tubes, and fins, creating high quality indestructible.

For listings with free shipping, it only applies within the continental 48 states. Over 60 applications are available for Koyo Racing series. Koyo V Series aluminum radiators feature a 36mm 1 7/16 in thick, all core brazed to polished end tanks for show quality finish.

specifications radiatoranch:

• for models: Si, Civic
• for makes: Honda
• for years: 2002-2005
• brand: Koyo
• mpn: V2574
• part type: Aluminum Radiator
• item height: 6.80
• item length: 30.30
• item width: 25.30
• fitment type: Performance/custom
• notes: Compatible With 2002-05 Honda Civic Si
• upc: 847839000586

general radiatoranch:

• Car Truck Parts Accessories > Engine Cooling Components > Radiators
• condition: New

shipping radiatoranch:

• type: Fixed
• cost: $0.00
• class: Economy, Standard, Expedited
• transit: 2-6 Days
• service: Economy, Standard, Expedited

seller radiatoranch:

• city: Wrightstown, Wisconsin
• # reviews: 74566
• rating: 99.7%

offer radiatoranch:

• sold: 0
• quantity: 4
• started: May 6, 2026
• options: Ship-to-home
• availability: In Stock

payments radiatoranch:

• credit card: Visa
• wallet: Google-pay
• other

returns radiatoranch:

• paid by: Seller
• time: 30 Days
• policy: Returns Accepted

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