My NACA Duct...

[craazy Cooter]

I went to Orchard supply hardwares store, bought a big piece of
1/8" lexan, traced my popout window onto it, cut it with a fine tooth jig saw. I ordered a dual clear naca duct from Quick car, and
pop riveted it to my window. Two 3 inch hoses with holes in the firewall, and my oil was 30 degrees cooler. It looks cool, costs about $50 total, and gives that serious look