HIGH FLOW TURBO INTERCOOLER FMIC 18 x 12 18x12x3 CIVIC JEEP GOLF JETTA HIGHLY EFFICIENT BAR AND PLATE CONSTRUCTION OVERALL SIZE= 18 X 12 X 3 CORE SIZE 11 X 12 X 3 INLET/OUTLET DIAMETER 3.0" FULLY WELDED TANKS FOUR THREADED MOUNTING LUGS FOR EASY INSTALLATION POLISHED FINISH