DNA Motoring RA-EXPLORER91AT-2 2-Row Full Aluminum Radiator Made of high quality full t-6061 aluminum Construction Stronger & higher capacity for coolant than stock units/ light weight direct bolt-on OEM fitment or replacement High performance 2-row racing design/ improves cooling by 35 - 45% Temp. Overall dimension: 23 x 20.5 x 3.5/ core dimension: 18 x 18 x 1.75/ inlet: 1.25"/ outlet: 1.5" PROFessional installer is highly recommended no instruction included