Honda Civic SI Performance Aluminum Radiator, by Mishimoto

Honda Civic SI Performance Aluminum Radiator, 2002-2005

Model: MMRAD-CIV-02SI

  • Direct fit for the 2002–2005 Honda Civic Si w/ K20 engine
  • Full aluminum construction with durable TIG-welded end tanks
  • Features a two-row, 1.42" thick brazed aluminum core which provides efficient fluid temperature regulation on the street and track
  • Includes 1.3 Bar High-Pressure Radiator Cap which effectively raises the boiling point of engine coolant, providing a safer and more efficient system
  • Polished end tanks improve engine bay aesthetics
  • Includes Magnetic Drain Plug to capture any metallic debris/fragments in your cooling system
  • Mishimoto Lifetime Warranty

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Add 1 Gallon Full Strength Liquid Chill® Synthetic Coolant:
Add 1 Gallon Premixed Liquid Chill® Synthetic Coolant:


Price: $340.00
In stock now

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Features & Benefits Video

Honda Civic SI Performance Aluminum Radiator, 2002-2005 - MMRAD-CIV-02SI - Mishimoto
  • Honda Civic SI Performance Aluminum Radiator, 2002-2005 - MMRAD-CIV-02SI Image 1 - Mishimoto
  • Honda Civic SI Performance Aluminum Radiator, 2002-2005 - MMRAD-CIV-02SI Image 2 - Mishimoto
  • Honda Civic SI Performance Aluminum Radiator, 2002-2005 - MMRAD-CIV-02SI Image 3 - Mishimoto
  • Honda Civic SI Performance Aluminum Radiator, 2002-2005 - MMRAD-CIV-02SI Image 4 - Mishimoto
  • Honda Civic SI Performance Aluminum Radiator, 2002-2005 - MMRAD-CIV-02SI Image 5 - Mishimoto
  • Honda Civic SI Performance Aluminum Radiator, 2002-2005 - MMRAD-CIV-02SI Image 6 - Mishimoto
  • Honda Civic SI Performance Aluminum Radiator, 2002-2005 - MMRAD-CIV-02SI Image 7 - Mishimoto
  • Honda Civic SI Performance Aluminum Radiator, 2002-2005 - MMRAD-CIV-02SI Image 8 - Mishimoto
  • Honda Civic SI Performance Aluminum Radiator, 2002-2005 - MMRAD-CIV-02SI Image 9 - Mishimoto

Mishimoto is the world leader in performance cooling for the Automotive, Truck, Jeep, and Powersports communities. Watch to learn about everything we do and who we are!
Overall Size
17.95" x 26.93" x 1.92"

Core Size
13.78" x 26.23"

Rows
2

Inlet
1.26"

Outlet
1.26"

Core Thickness
1.42"

Tank Wall Thickness
0.08"

Fill Neck Inner Diameter
1.22"

Fill Neck Thickness
0.12"

Drain Plug Thread Size
(M16) .06"
Drain Plug Thread Length
.047"

Purchase Includes
Mishimoto Radiator
Mishimoto Radiator Cap
Magnetic Drain Plug
Mishimoto Lifetime Warranty

Also Fits
UKDM EP3 Civic Type R (2002-2005)

Engine Codes
K20a3

Chassis Codes
EP3

DPI
2574

Note
This item is for Manual Transmission vehicles. For automatic applications, please purchase optional Mishimoto transmission cooler (P/N: MMTC-U)
A Mishimoto performance aluminum radiator is the ideal upgrade to the stock Civic radiator. For a cooler more efficient running engine, all Mishimoto radiators are designed and engineered to maximize cooling, boost engine functions, and most importantly prevent your car from overheating. Made with 100% brazed aluminum and polished end tanks, this lightweight dual core radiator will enhance the overall performance and lifetime of your engine. This aluminum radiator, like all Mishimoto radiators, comes with a 1.3 bar high-pressure radiator cap and is backed by our unparalleled Mishimoto Lifetime Warranty.

*Fits USDM EP3 Civic SI (2002–2005)
*Fits UKDM EP3 Civic Type R (2002–2005)

Mishimoto Automotive (“Mishimoto”) warrants its products under this lifetime limited warranty policy (“Warranty Policy”). This Warranty Policy applies solely to: (i) Mishimoto Products purchased directly from Mishimoto or Mishimoto authorized dealers (each a “Mishimoto Product” and collectively, the “Mishimoto Products”) and (ii) the original purchaser of such Mishimoto Product (“Purchaser”). This Warranty Policy is non-transferable and all claims under this Warranty Policy must be accompanied by the original sales receipt. The terms and conditions of this Warranty Policy are subject to change by Mishimoto at any time without notice.

For our complete warranty policy, please click here.
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