Even with 10 models, some kits never sat right. A modern V-neck often warped. Long sleeves clipped through gloves. You had to become an expert at trial and error to get that perfect "tight fit".
There are two ways to do this: the "Classic" way (replacing default kits) and the "Modded" way (adding new slots). Pes 2013 Kit Creator
PES 2013 Kit Creator refers to two main things: the in-game edit mode Even with 10 models, some kits never sat right
Contact / Support: For bug reports and feature requests, include screenshots and the kit files you used. Even with 10 models