Did I just hear someone say Echo Intercooler Kit? We carry the best stock of Echo Intercooler Kit. The air rushing into the engine is hot, but with an Intercooler Kit, it will be colder. Get great gas mileage and have fun with upgraded Echo Intercooler Kit. Colder air is denser than hot air and an Intercooler Kit helps turbo and supercharged vehicles to produce more horsepower. An Intercooler Kit makes a big impression on others. Show off your new Intercooler Kit at your next meet.