OK, I managed to post up a picture, it rotated it weird for me as I got them the right way but photbucket twisted them again....

Tilt your head...

Killed turbulence completely at anything up to about 85/90mph and even then I reckon the turbulence was coming over the screen...

I put my hand under the grill and I could feel it physically pushing my hand up and just above the grill there was nothing....

Job done....