You don’t drop DE. Development of explosive strength is absolutely integral and necessary to running a Westside program successfully. Whats with the 5/3/1 sets in week 2? This isn’t a conjugate program, its several different methods mashed together. Go read Louie’s articles. Then read through this thread The Westside Method Thread
The system works, but you have to understand it and have faith in it. There is a lot of room for personalization in a Westside program but you don’t go changing the core principles of the system. It will not work properly if you do.