i would do rear seats, spare wheel and any subs/amps.
that's all reversible.
Otherwise remove the above, interior trim, heater matrix, AC, any plastic covers, sound deadening, wheel caps, replace front seats with lighter race seats, remove airbags and replace steering wheel, remove rear wiper ...
that's all reversible.
Otherwise remove the above, interior trim, heater matrix, AC, any plastic covers, sound deadening, wheel caps, replace front seats with lighter race seats, remove airbags and replace steering wheel, remove rear wiper ...