Radiator 04-08 Mazda RX-8

The Radiator 04-08 Mazda RX-8 by CSF Cooling is a direct-fit OEM replacement core engineered specifically for the unique cooling demands of Mazda's rotary engine platform. Designed for the RX-8's high-revving 1.3L rotary powerplant, this radiator addresses the intense heat generated in a compact engine bay, ensuring reliability during both street driving and track work.

Manufactured with a durable aluminum core and a multi-row design, this radiator maximizes heat dissipation while fitting the exact footprint of factory specifications. The cross-flow construction maintains proper pressure differential across cooling fins, preventing hotspots that can degrade water pump longevity and gasket integrity. All tanks are welded and pressure-tested to OEM standards, ensuring durability and burst resistance, especially for modified RX-8s seeking reliability gains.

Rotary enthusiasts undertaking engine maintenance, restoration, or troubleshooting overheating issues will find this CSF radiator a solid bolt-in solution that requires no modifications to hoses, shrouds, or fan configurations. Installation is straightforward and can be completed in under two hours on a lift, making it an ideal choice for those looking to restore factory cooling capacity.