The two recorded impressive times, with Kirui clocking 2:09:37 and Kiplagat clocking 2:21:52.
In the men’s category, Kirui was followed by Galen Rupp from the US at second, and Japanese Suguru Osakop at third.
The Men’s top 10 was however dominated by US runners, with the Americans snatching 6 slots.
In the women’s category, the Kenyans showed their prowess by snatching four slots in the top 10.
Second place was taken by Kenyan-born Bahraini Rose Chelimo, with American Jordan Hasai taking third.
Kiplagat was impressed with her win, saying she would use it as a launch-pad to seek victory in the London World Championships in August.
“It now gives me another attempt for a third World title in London this year,” the 38-year-old said.