This universal seat belt extension adds extra length by installing into the existing lap or lap and shoulder belt, increasing the overall length by 12 inches (30cm). It is specifically designed for original equipment (O.E.M) application. No vehicle modification is necessary. This item is not specific to a vehicle make, year or model. This extension doesn’t utilize a tongue and buckle end to plug into the vehicle’s existing seat belt. It is designed to attach to the male side only. Since there are many different manufacture’s seat belt sizes and styles on the market , it is nearly impossible and potentially hazardous to fit them all.