water water everywhere and not a drop to drink...i had a shaker on the old boss 302 and everthime it rained guess where the water went..as far as a 5-10% power increase..no way..seat of the pants increase is about all you felt..i never felt a 15-30 horesepower increase with ram air...there is a 1000% increase in locating chicks for rides...chicks dug that shaker set-up...