Originally Posted by Mikej2244
Looks like you are right. I called Air Raid and also had someone take a look at my installation and everyone indicates I am just hearing more turbo noise since the box is open topped now and I just have to deal with it. I will try it for awhhile. Maybe I need to go ahead and open up my exhaust system and that sound might overcome the whining and sucking of the intake box. At least that sound I like.
Yeah that noise is normal, sounds cool though......opening up the exhaust isn't going to do anything until you get rid of the DPF and that is a whole other animal, oh and that noise only gets louder if you open up the exhaust