More clarification --> This piece attaches on the top/front of the center console. The gauges he is talking about are the optional 1966-only gauges that mount on the center console.
Denis 1967 Impala SS Sport Coupe 396/TH400/12 bolt. Marina Blue (South Gate built) 1967 Impala SS Convertible 327/TH400/12 bolt. Ermine White (St. Louis built)