AS3 Performance high - pressure radiator caps are a must - have for serious racers. When your motor runs at high temperatures, these caps prevent coolant loss from the radiators, allowing your bike to keep going and helping you cross the finish line. The caps can withstand more pressure than standard ones, ensuring your engine stays safe. They are designed to fit multiple Fantic models from 2021 - 2023, including XX 125, XE 125, XX 250, XXF 250, XEF 250, XXF 450, and XEF 450, with no modifications required. With a polished aluminium finish and AS3 Performance branding, they look great too. As a UK company, we offer a 12 - month warranty, and the cap you see in the picture is exactly what you'll receive.



Using this AS3 high - pressure radiator cap is easy. Just remove your old radiator cap and replace it with this one. It's designed to fit your Fantic bike models perfectly without any modifications. When your bike is running, especially at high temperatures, the cap will do its job of preventing coolant from overflowing. Remember, the longer your motor runs at high temperatures, the more potential damage it can cause to the engine, so having this cap is important. For maintenance, simply check the cap regularly for any signs of wear or damage. If you notice any issues, contact us, as it comes with a 12 - month warranty. And that's all you need to know to keep your bike's cooling system in top shape!