I sometimes think I have the window cracked open while driving, and check to make sure that they are all the way up, which they always are. I barely ever notice it though. I will do the printer paper test at lunch...
2013 HB MTX, Tux Black w/ Black Pack - Snorkel DLT, K&N Drop in, E-Focus RMM, Redline Tuning Hood Struts, Custom Al. Skid-plate, Custom SCT Tune by Tom @ Focus-Power