Well it's a vent I did at my job, I cant remember the exact dimensions but I made it as big as I could to clear the hump on the hood. It sit right above the exhaust manifold on the 4g63. It's made out of 18g stainless steel and painted black to match the carbon fiber hood wich I had to cut out.
Hollow guys I finally decided to join the orginal dsm web page. I've been part of alot of Facebook group pages as well as I run our local dsm page in Spokane Washington called Spokane Dsm tunerz for our local community. I hope to meet alot of members here and gain more info. Here are a few...