[Caddylackn]

Originally Posted by Logic

All this talk of ram air makes me wonder if the opposite isn't true at the other end..?

ie: Where's the lowest pressure area at the rear of a car? And why doesn't the exhaust exhaust there..??

I am trying this out, making my exhaust exit at a low pressure area. Air velocity should be high here and pressure low. I should get a bump up in engine efficiency.



Seems to work well. Someday I will put on a slip on tail pipe and extend it past the bumper and do a A B A comparison in gas mileage.