From the manufacturer: "TRD's High Pressure Radiator Cap raises the boiling point of your coolant for increased cooling efficiency and prevention of over heating with the TRD High Pressure Radiator Cap.
Toyota Motor Sports OEM High Perfromance TRD Radiator Cap PTR04-00000-03 Factory
Toyota Motor Sports OEM High Perfromance TRD Radiator Cap PTR04-00000-03 (P4CE3)
BALOCEO Radiator Support Compatible with 2005-2015 Toyota Tacoma X-Runner TRD Pro Replacement for 5320104090 TO1225252 Radiator Core Mount Support Assembly Electrophoresis Steel Primed Black
TRD Toyota Performance Radiator Cap small head fits toyota cars only
TRD ae86 radiator cap big head fits toyota 86 cars
TRD Toyota Performance Radiator Cap B small head fits toyota cars only
