Our e36 intercooler is designed to support 600rwhp at 15psi. It will support more at higher boost levels. It's tanks are desgned for proper and efficent flow with minimal pressure loss. The core is 4.5 x 14 x 14 and flows 950cfm at 15psi. Inlet and outlet are 2.5". It will require the removal of the aux fan and slight notching of the bumper support. Brackets included.