BC/BJ/BF:
BD/BK/BG:
WRX pedals
WRX/STi/Subaru Floormats
08+ Impreza seats in BG
Fixes for Droopy Rearview Mirror
BE/BH:
Dash Removal PDFs
JDM BFM Cluster wiring & retrofit
Center Console Differences
BP/BL:
BM/BR:
BN/BS:
Other miscellaneous:
Factory Accessories that AREN'T prewired
Free Lifetime Seatbelt replacement
Tint Laws in the US
Pictures of other Subaru seats in a Legacy
If you're looking for DIYs, here is a list of interior related DIYs:
INTERIOR DIYs
If you have suggestions for threads to add to it, PM me and I will review them. Thank you.