Polycarbonate window glass reduces weight dramatically for racing and time attack vehicles. Furthermore, they are sometimes a requirement depending on what class and organization you race with because of the way they break in the event of a crash. Be sure to check all local traffic laws and safety regulations before installing these in a street driven vehicle.
These polycarbonate slider kits are designed to fit all cars with polycarbonate windows. This DIY kit requires you to cut the opening and drill the holes in your polycarbonate windows.