Intercooler Kit Subaru Impreza GC8Intercooler Kit Subaru Impreza WRX GC8 Our Subaru Intercooler kits are designed to bolt directly into your vehicle. They will replace your factory turbo intercooler set up with this front mounted intercooler set up or they will add an intercooler setup to your vehicle if your vehicle didn't have one at all. An intercooler is primarily used to cool the compressed air from a turbo, below is why that's important. Fits: Subaru Impreza WRX and STI models