The ETS MazdaSpeed top mount intercooler is the best intercooler on the market, not only price but quality. This intercooler features a direct bolt on design using the factory mounting points. The core is a bar and plate design for maximum cooling and efficency. A direct bolt on aluminum shroud is provided with every intercooler to eliminate the black shroud. Theintercooler was designed to eliminate all restrictions and bottle necks the stock intercooler provided. Each intercooler is pressure checked at 35psi and comes with a 1 year warranty against cracking.