The cities of Pohang and Ulsan are geographically close east coast ports of Korea, with the former being home to Pohang Steelers owner and steelmaking giant POSCO and the latter being home to Ulsan HD owner and shipbuilding giant HD Hyundai.
In the first leg, Pohang beat Ulsan 3-2 in a thrilling match in which three goals were scored in the added minutes of the second half.
The two clubs met in the 2004 K League Championship semi-final and Pohang progressed to the final with André Luiz Tavares's goal.
[3] In the final round of the 2013 K League Classic season, Ulsan were top of the table coming into the final round, and Pohang needed to defeat Ulsan away from home to win the title.
Kim Won-il scored the winning goal for Pohang late in injury time for the club's fifth K League title.