The Mishimoto 99-05 Mazda Miata radiator is an ideal upgrade for your vehicle. With up to 30% greater cooling efficiency than standard radiators, precision engineered as a direct OEM fit for smooth installation. By replacing your current Miata radiator with a Mishimoto radiator you will notice lower engine temperatures and better overall performance. This aluminum radiator features a dual core and comes with a high-pressure Mishimoto radiator cap, polished upper and lower end tanks and, as with every Mishimoto aluminum radiator, this radiator includes the Mishimoto Lifetime Warranty. Check out the Mishimoto Miata hose kit, for even greater cooling efficiency.
Performance Aluminum Radiator fits Mazda Miata 1999-2005, Manual
Free shipping on this product and on orders over $100.
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- Direct fit for the 1999-2005 Mazda Miata, manual
- Full aluminum construction including durable, TIG-welded end tanks
- Features a two-row, 2.05-in thick, efficient brazed aluminum core
- Ideal replacement for the failure-prone stock radiator
- Perfect for use on the street, track, or autocross course
- Includes 1.3 Bar High-Pressure Radiator Cap which effectively raises the boiling point of engine coolant, providing a safer and more efficient system
- Included magnetic drain plug captures harmful metal debris to safeguard cooling system performance
- Mishimoto Lifetime Warranty
Key Features
- Direct fit for the 1999-2005 Mazda Miata, manual
- Full aluminum construction including durable, TIG-welded end tanks
- Features a two-row, 2.05-in thick, efficient brazed aluminum core
- Ideal replacement for the failure-prone stock radiator
- Perfect for use on the street, track, or autocross course
- Includes 1.3 Bar High-Pressure Radiator Cap which effectively raises the boiling point of engine coolant, providing a safer and more efficient system
- Included magnetic drain plug captures harmful metal debris to safeguard cooling system performance
- Mishimoto Lifetime Warranty
| Overall Length (in) | 17.2 |
|---|---|
| Overall Height (in) | 26.2 |
| Overall Width (in) | 2.55 |
| Core Length (in) | 22.17 |
| Core Height (in) | 12.8 |
| Core Thickness (in) | 2.05 |
| Fluid Capacity (gal) | 1.79 |
| Rows | 2 |
| Inlet (in) | 1.25 |
| Outlet (in) | 1.25 |
| Drain Plug Thread Size | M16 x 0.06 |
| DPI | 2268 |
| Applications | 2002-2003 Mazda Miata LS 2004-2005 Mazda Miata MazdaSpeed |
| Chassis Codes | NB8C |
| Note | This item is for Manual Transmission vehicles. For automatic applications, please purchase optional Mishimoto Universal Transmission Cooler Kit. |
| Coolant Capacity | 1.79 |
Magnetic Drain Plug
Mishimoto Radiator Cap
Mishimoto Lifetime Warranty
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.



