2 things, I love it when OZ owners somehow click on the ralliart forums and then proceed to "inform" the ralliart owners of things...............and the bends in that pipe will do VERY LITTLE to restrict airflow, do you know how easily an air molucule travels when it's being sucked through a pipe, even if it the pipe turns the molecule will slow down maybe .00000000000000000000000000000000000000000001PSI or whatever measurement you want to put those zero's in front of.