Street Bike Radiator Caps

Coolant boil-over is a serious threat in high-performance and competition applications—especially under sustained throttle or extreme ambient conditions. This K&S Technologies low-pressure radiator cap increases cooling system pressure to raise the...

Stock radiator caps can't handle the demands of high-performance engines, leaving you vulnerable to coolant boil-over and catastrophic overheating during sustained racing or aggressive driving. The K&S Technologies 26 PSI High Pressure Radiator Cap...

Cooling system failures cost races and damage engines. The K&S Technologies High Pressure Radiator Cap increases your coolant's boiling point, preventing catastrophic boil-over under sustained high-load conditions. Built for competition environments...

Stock radiator caps are designed for street driving—not sustained track temperatures. The K&S Technologies 23 PSI High Pressure Radiator Cap raises your cooling system's boiling point, eliminating coolant loss and preventing expensive engine damage...

A radiator cap might seem like a small component, but it's critical to maintaining proper coolant pressure and preventing system failures. The K&S Technologies Standard Radiator Cap delivers reliable thermal management with OEM-quality construction and a...

A properly functioning radiator cap is critical to cooling system performance—it maintains pressure to raise the boiling point of coolant and prevent overheating under high-load conditions. The K&S Technologies grip-style cap combines a secure, ergonomic...

A quality radiator cap is critical to maintaining proper coolant pressure and preventing overheating in high-demand riding conditions. The K&S Technologies Standard Radiator Cap delivers reliable thermal management with a proven 16 psi pressure rating...