how low have u guys lowered ur tc's? i was thinkin of lowering about 1 1/2 inches...but im afraid of speed bumps...so i was wondering what is the most common lowering ppl use for their scion tc's

 

Please at least try to search first.

There are stickies and announcements with a LOT of info for you:

Quick FAQ: https://www.scionlife.com/forums/viewtopic.php?t=105012
Products: https://www.scionlife.com/forums/viewtopic.php?t=89766
Lowered tC Pics: https://www.scionlife.com/forums/viewtopic.php?t=39485

And then you can browse the suspension forum for more info.

And as a personal note, there's a link in my sig that says "Posting Guide" ... I recommend that you read it.