Mishimoto has developed an ultra-durable patented X-Braced Dirt Bike Radiator for several KTM models.The built-in corner bracing ensures the highest level of durability to riders on the track or off road.Upgrade your stock KTM radiator with a Mishimoto Aluminum X-Braced Dirt Bike Radiator to receive 30% greater cooling efficiency.All Mishimoto X-Braced Radiators are made with aircraft quality brazed aluminum and are precision TIG welded for extreme durability.The Mishimoto KTM X-Braced Dirt Bike Radiator is designed as a direct OEM fit to ensure smooth installation.This radiator will fit 08-11 KTM 250EXCF, 11-12 350SXF, 09-11 400EXC, 08-12 450EXC and 09-11 530EXC.