The ETS Mitsubishi Evolution Intercooler is the best on the market, bar none. It features bolt on installation and fills the whole grill with core for a killer look and maximum efficiency. This unit also retains the factory crash bar and splash pans on the 3" and 3.5" Intercooler. The kit includes the intercooler, mounting hardware, silicone couplers, and SS T-Bolt Clamps. Pressure checked to 35psi.