What do you mean by CDA box...balance and blueprint the motor?
I have one and have not dynoed yet but Ralf at the Race Store has dynoed one on an S4 and gained 6-7hp and 15 ft/lbs of torque I think..
Here it is installed on my TT
<img src="http://pictureposter.audiworld.com/11019/cdabox.jpg"><ul><li><a href="http://www.theracestore.com/Merchant2/merchant.mv?Screen=CTGY&Store_Code=TRS&Category_Co de=AUBoxes">Link to CDA box</a></li></ul>




