Taking all of the development from their OEM programs and years of building performance clutch systems Exedy Sports tuff clutch kits are perfect for vehicles that have been improved and are now making more power than factory. Heavy-Duty Ceramic Button clutches are capable of holding significantly more than factory clutch kits through the use of ceramic materials the friction capabilities are greatly improved with a slight reduction in street driving convenience. These clutch kits are targeted more to those vehicles hitting the track in competition drag m drift or circuit racing but can be used in street vehicles requiring high clamp loads and high friction materials to hold higher power levels.