just seeing if aynone on here was running a water injection set up on thier 1.8t.. my buddy who has a now performance stage 11 set up he wants to sell me for cheep, I know the benifits, just wanted to see if anyone had done it on the 1.8t to see what kind of gains they saw.. i have seen some post on a few s4 with the same set up, but never an a4