Samyang Spicy Chicken Sauce. This is the same sauce in the spicy chicken ramen just bottled up. Has great flavor and good heat. Found it on Amazon and EBay. Check it out
Quick Asian Ramen Noodles (Vegan + 15 Minutes!) - The Conscientious Eater
Samyang Ramen Hot Chicken Carbonara Sauce 200gm - Mawola Traders