RTI's EVAP Leak finder is the latest advancement in leak detection, with superior ability to find a wider variety of automotive leaks.  NO heat and NO smoke!  Its one-of-a kind technology utilizes a patented, safe, non-flammable, smoke-free process to find leaks. It just looks like smoke!  Uses either air or nitrogen and multiple pressure settings to find more types of leaks than other systems.  Perfect forEVAP systems, EGR valves, Fuel injector o-rings, throttle bodies and gaskets, fuel and oil leads, vacuum lines and fittings, intake manifold, head gaskets, valves and piston rings, vacuum reservoirs, HVAC controls, hoses and heater cores, wind and water leaks.