Every car is designed with a portion that allows you to store cargo, luggage or any other goods. The Buick Grand National trunk or hatch is what gives you access to the luggage compartment. These Buick Grand National trunk or hatches usually are considered to be very heavy and at times come with built in tail lights. Many driver today opt for a much lightweight hatch or lightweight trunk which I made of fiberglass or an equivalent carbon fiber. The Buick Grand National trunk hatch is easy to install with factory latches and mounting points. The lightweight trunk is made of carbon fiber or fiberglass which allows access to the cargo area.