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Mishimoto Mishimoto 04-08 Mazda RX8 Manual Aluminum Radiator
Mishimoto Mishimoto 04-08 Mazda RX8 Manual Aluminum Radiator
Mishimoto Mishimoto 04-08 Mazda RX8 Manual Aluminum Radiator
Mishimoto Mishimoto 04-08 Mazda RX8 Manual Aluminum Radiator
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Mishimoto 04-08 Mazda RX8 Manual Aluminum Radiator

Mishimoto
MISMMRAD-RX8-04
748354799644
Radiators
20+ Units In Stock - Ships Next Business Day
$ 396.00 $ 359.95
$ 359.95

SKU: MMRAD-RX8-04 | UPC: 748354799644

Mishimoto 2004-2008 Mazda RX-8 Manual Aluminum Radiator

This Mishimoto performance radiator replaces the stock unit on 2004-2008 Mazda RX-8 manual transmission models delivering up to 30% more cooling efficiency. Engineered with a dual-core aluminum design it handles high horsepower heat loads from daily drives to track days preventing overheating. Direct bolt-on installation requires no cutting or modifications for seamless fit.

Key Features

  • 30% Cooling Increase: Larger dual-row 50mm thick core dissipates heat faster than factory radiator supporting modified engines.
  • 100% Brazed Aluminum: Full aluminum construction with TIG-welded fittings resists corrosion lasts longer than plastic stock units.
  • Lightweight Design: Weighs 11.2 lbs reducing front-end mass improving handling over heavier OEM radiator.
  • Polished End Tanks: Mirror-finish tanks enhance engine bay appearance while maintaining structural integrity.
  • Direct OEM Fit: Matches factory dimensions 22.4 x 16.5 x 2 inches core size 1.5-inch inlet outlet for plug-and-play setup.

Product Notes

  • Fits manual transmission RX-8 models only automatic requires different part.
  • Pair with Mishimoto hoses for complete cooling system upgrade.
  • Ships in protective packaging to prevent damage dimensions 28.5 x 19 x 5 inches.

Installation Notes

  • Professional installation recommended.
  • Bolt-on replacement uses existing mounts no fabrication needed.
  • Drain coolant first reuse OEM brackets and hoses compatible.

This Part Fits

Year Make Model Submodel
2004-2008 Mazda RX-8 Base
2005 Mazda RX-8 Shinka
2004-2008 Mazda RX-8 Sport
2004-2008 Mazda RX-8 Touring
2004-2008 Mazda RX-8 Grand Touring
2008 Mazda RX-8 40th Anniversary Edition
2009-2011 Mazda RX-8 Grand Touring
2011 Mazda RX-8 R3

Why Choose Mishimoto?

  • Lifetime warranty covers manufacturing defects for long-term peace of mind.
  • Dyno-tested performance ensures real-world cooling gains on rotary engines.
  • Engineered in the USA with precision tolerances for RX-8 reliability.

Frequently Asked Questions

  • Q: Will this fit 2004-2011 Mazda RX-8 automatic transmission?
    A: No this model MMRAD-RX8-04 fits manual transmission only automatic uses MMRAD-RX8-04AT.
  • Q: What materials are used in construction?
    A: 100% aircraft-grade aluminum core tubes fins fully brazed with TIG-welded polished end tanks.
  • Q: What warranty applies and how is installation supported?
    A: Lifetime warranty against defects includes detailed instructions lifetime tech support available.

Shipping & Handling

  • Method: UPS Ground or FedEx
  • Availability: In stock - ships same or next business day
  • Packaging: Sturdy double-walled box 28.5 x 19 x 5 inches
  • Weight: 15 lbs shipping 11.2 lbs product

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