Here's the cycle

Wks 1-10
EQ 400mgs
Wks 8-12
Winny 50mg ed
Wks 13-15
Clomid
Nolvadex just in case

Stats:
23
170
bf% 13
3 yrs training

I want to cut bigtime on this cycle. Everyone one says i need to add some test. Why? I'd rather do it without. What are the benes of adding test to the mix? Can I get good results without the test? If I can't, what test should I use and how much?