Skip to content
CSF Aluminum Racing Radiator (08-14 WRX & 08+ STI)
CAD/CAM designed using Unigraphics Software
OE radial and deep drawn aluminum end tanks
B-Tube Technology - stronger, most efficient tube in the world
Wind tunnel tested for optimal radiator core cooling efficiency
"Racing Style" aluminum drain plug
Brazed in CAB furnace
Military0grade special clad aluminum used for tubes, fins, header
Plates and side brackets (JIS 3003 spec minimum)
Privately owned factories with full "in-house" tool rooms
CNC machined fittings
"Master Class" TIG welding
Individually leak tested
Vibration cycle tested
Thermal cycle tested
Wind tunnel tested for optimal radiator core cooling efficiency
Burst pressure and impulse cycle tested 10,000 times for strength
Salt spray tested for corrosion protection
10-foot box "drop test" to ensure packaging protection
30 point fitment inspection on critical dimensions to ensure OE fitment with no modifications necessary
Includes radiator cap
- Choosing a selection results in a full page refresh.
- Press the space key then arrow keys to make a selection.
- Use left/right arrows to navigate the slideshow or swipe left/right if using a mobile device