Genuine Toyota TRD Radiator Caps
Part Number: PTR04-21050-01
- Provides valuable engine protection.
- Helps enhance vehicle performance in high-rpm or high-load conditions.
- Provides increased pressure for reduced heat.
- Releases at higher cooling system pressures than factory caps, raising the coolant boiling point to protect engines under high-rpm or high load operation.
- Pressure Rating:18.5 psi