2007 STi Speaker Upgrade Part 2: How to Make Speaker Adapters
This mini series shows how to upgrade speakers in a 2007 STi, or any 2002-2007 Subaru Impreza model. I will be showing how to remove door panels and speakers, make speaker adapters, seal doors and apply sound deadening, and how to install a set of 2 way component speakers with passive crossovers.