Sims3pack:
Open TSR workshop
Click create new project
Click new import
browse > find the sims3pack (hit the dropdown if you need to)
Hit next, and then OK, wait for it to load.
On the project tab hit category and click outerwear
File > export > to sims3pack
Packages
Open the package in s3pe
Click CASP and then click grid near the bottom
hit the arrow beside ClothingCategory, find outerwear, click true
Save and done!