The #1 choice in high-performance cooling for the unique Mazda rotary engine.

Precise fitment – requires no modifications to install. Designed to perform on track, and drifting. A must-have for high horsepower rotaries with built engines and/or addition of a forced induction system (turbocharger or supercharger).

ALL-Aluminum CONSTRUCTION
CNC Machined Mounting Brackets
100% All Aluminum TIG-Welded Construction
1-Hour Hand Polished Mirror Finish
True “Drop-in” Fit With No Modifications Necessary for Installation
Machined All-Aluminum Race-Style Drain Plug
HIGH-EFFICIENCY CORE
2-Row 52mm Ultra High-Performance Core
8mm Tall Multi-Louvered Fins with CSF’s Exclusive B-Tube Technology
QUALITY TESTED
2-Year Limited Warranty
Individually Leak Tested
All CSF High-Performance Radiators Undergo a Rigorous Testing Process During Development, Including Burst Pressure, Thermal Cycle, Vibration Testing, and Salt Spray Testing