Built specifically for K series vehicles, our 775HP+ rated air-to-air intercooler combines our MASSIVE 24x8x3" Thick core achieve maximum cooling effectiveness with a smaller package than traditional air-to-air intercoolers. This intercooler is efficiently cooling intake air temperatures for many K swap cars currently in competition, generating very high boost levels in excess of 50+ psi. Our K series vertical flow intercooler comes standard with 2.5" inlet / 2.5" outlet T-6061 bead rolled tube come with aluminum mounting bungs already attached for easy installation.