Just removed my air injection from my 3.3 965 when was rebuilding my engine,plugged cylinder heads...i was wondering if i now need the following parts shown below,,if so what parts do i hane to keep and what parts can i leave out,,do i plug pipes etc????.....first picture shows the part that sits on the right hand side of the engine the second part sits on the left and has a small pipe running into the throttle body from it..