Originally Posted by jchammond

Nah; probably just port match the upper plenum, as the turbo’s should be able to push the air through well.
Lower plenum will be ported, but nothing stupid crazy

Factory plenum has 123k on it & the fasteners were overtorqued holding it down
One TB had a dirt-dobber nest on the side of it Though they were working fine....just got a deal on a factory new pair