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Mishimoto 02-05 Honda Civic SI Manual Aluminum Radiator

Original price was: $299.95.Current price is: $74.98.

SKU: SK0025318-US20260703-172840 Category: Tag:

SKU: MMRAD-CIV-02SI | UPC: 748354803303

Mishimoto 02-05 Honda Civic SI Manual Aluminum Radiator

This Mishimoto performance aluminum radiator upgrades the stock unit in 2002-2005 USDM Honda Civic Si manual transmission models and 2002-2005 UKDM Civic Type R EP3 chassis cars. Engineered for increased cooling efficiency it dissipates heat faster than OEM radiators to support reliable engine performance under demanding conditions. Its lightweight construction and durable design extend engine life while preventing overheating during track or street use.

Key Features

  • 100% Brazed Aluminum Core: 2-row design with 15.75in x 11.50in x 1.25in dimensions and 1.25in x 1.25in oval tubes for enhanced heat transfer and structural strength
  • Polished Aluminum End Tanks: Mirror-finish tanks resist corrosion and add a clean professional look to the engine bay
  • Dual Core Construction: Provides greater surface area for coolant flow improving temperature regulation in high-performance K20A3 applications
  • 1.3 Bar High-Pressure Cap: Raises boiling point of coolant for better circulation and efficiency included with every radiator
  • Lightweight Build: Weighs only 10.6 lbs to reduce front-end mass without sacrificing durability

Product Notes

  • Fits USDM EP3 Civic Si manual 2002-2005 and UKDM EP3 Civic Type R 2002-2005 direct replacement no modifications required
  • MPN MMRAD-CIV-02SI includes all necessary mounting hardware
  • Backed by Mishimoto limited lifetime warranty for peace of mind

Installation Notes

  • Professional installation recommended.
  • Direct bolt-on fit uses OEM mounting points 1-2 hour install time
  • Compatible with stock fans hoses and shrouds no trimming needed

This Part Fits

Year Make Model Submodel
2002-2005 Honda Civic DX
2002-2005 Honda Civic EX
2005 Honda Civic EX Special Edition
2002-2005 Honda Civic GX
2002-2005 Honda Civic HX
2003-2005 Honda Civic Hybrid
2002-2005 Honda Civic LX
2005 Honda Civic LX Special Edition
2002-2005 Honda Civic Si
2004-2005 Honda Civic Value Package

Why Choose Mishimoto?

  • Proven track record in motorsports cooling solutions for Honda enthusiasts
  • Handcrafted with TIG-welded aluminum for leak-free operation
  • Dyno-tested and street-proven for EP3 platform reliability

Frequently Asked Questions

  • Q: Will this radiator fit my 2002-2005 Honda Civic Si manual?
    A: Yes it is a direct replacement for USDM EP3 Civic Si models with K20A3 engine and manual transmission including stock or aftermarket mounts
  • Q: What material is used in construction?
    A: Full brazed aluminum core and end tanks with 9/32in fin spacing for maximum durability and heat rejection
  • Q: What warranty coverage is provided?
    A: Limited lifetime warranty covers defects in materials and workmanship when installed and maintained properly

Shipping & Handling

  • Method: UPS Ground / FedEx Ground
  • Availability: In stock – ships same or next business day
  • Packaging: Securely boxed 25in x 15in x 5in dimensions
  • Weight: 10.6 lbs

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Mishimoto 02-05 Honda Civic SI Manual Aluminum RadiatorMishimoto 02-05 Honda Civic SI Manual Aluminum Radiator
Original price was: $299.95.Current price is: $74.98.
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