...and I'm thinking that I don't have padded insulation in the engine bay, but do on the interior.
There is a firewall (sort of...a hard plastic wall) that fits in front of the left rear part of engine bay...on intake side...through which the hose from upper intake boot passes before brake booster...don't think that's the missing part you have in photo though.
Let's see how realoem treats me...brb!
I'm so depressed. No one wants to come see me in NYC: Sat, Oct. 8, 6 p.m. at Greenwich Village Comedy Club.
Mangofy your E46!