at-mt swap, anyone know wat that box is?

talking bout that box were the clutch pedal would be in an automatic, i got my car all switch over to manual duty and still dont really know what it is, im just wondering what in hell’s name does it do

hey man i cant really remember exactly what the box is, but trash it unplug it and your good to go. DO NOT let it dangle there beleive i was in this position before lol