BUMP--
I posted this to showcase the 3" square inlet to the 3" round because it alows for more air flow directly out of the turbo... 3" square is more volume than 3" round...
This downpipe configuration added about 60 whp for it's previous owner, as opposed to a 3" 90 degree elbow...
Checkout
www.attituderacing.com for a performance / fabrication shop in Houston, TX