SmartFit Universal Radiator Adaptor Set fits 100% of vehicles, eliminating the need for dozens of adaptors. The SmartFit elastomeric adaptors are engineered with varying durometer ratings, ensuring maximum versatility and performance. SmartFit enables technicians to quickly and easily pressure test 100% of cooling systems in passenger vehicles and light-duty trucks. Any technician or garage that performs general service and repair work on a variety of vehicles can work smarter, save time, and make more money with SmartFit