Add some more style by upgrading your J-30 Intercooler Kit. The air rushing into the engine is hot, but with an Intercooler Kit, it will be colder. You can�t miss with J-30 Intercooler Kit. Colder air is denser than hot air and an Intercooler Kit helps turbo and supercharged vehicles to produce more horsepower. Treat yourself to more luxury with new J-30 Intercooler Kit. An Intercooler Kit makes a big impression on others. Show off your new Intercooler Kit at your next meet.