OE-Style 2 Row Performance. Overall Dimension-17 3/8" x 21 1/2" x 3" Core Size-17" x 16 1/2" x 2 1/2" Inlet Diameter-1 1/2" Top Right Outlet Diameter-1 3/4" Bottom Right Flange mount, 18 1/2" Width 3/4" Tube Size, 41 Tubes per row A/T Cooler