Using cooling technology devolped for our professional off road race customers. Our Jeep JK radiators customers can now take advantage of the same race winning technology. With features such as extruded tube core and reinforced full sub header for unequalled strength. Has a burst pressure of over a 100 psi, which is 3 times more than our competitors cores. The GM LS conversion radiator will stand up to the extra HP and torgue. Packaged for a GM LS converision, it includes a steam port and correct hose sizes. Accepts factory fan and AC condensor and transmission oil cooler. Comes with stainless steel hardware.