My buckets used to be my bench...hated that thing. I had the interior shop just cut the F-ER. Its a little different foam but other than that, that's it! doesnt coast much more so you wont go broke. these cars are not cheap....but then again is anything now a days?
the dash...hhhmmm, My club member lil ROB has a caprise wagon and has a buddy that runs a place called IMPALA MIKES....might have more info on the dash. I'm pulling mine and making it a SOLID DASH with nothing in it so cant really help ya out there to much.
Here is lil rob link
Http://www.streetsourcemag.com/Profile.aspx?Home=true&ProfileID=46913
Good luck to ya.