For any car you can find parts, specs including speaker sizes on these websites. Metraonline.com, scosche.com, crutchfield.com
6.5 I believe
were is icv located on a 1994 bmw 325is
the mid-rear speakers are 6.5
6.5
5x7 or 6x8 all around
The 1994 Toyota Previa typically features speaker sizes of 6.5 inches for the front door speakers and 4 inches for the rear speakers. The vehicle was designed to accommodate standard speaker sizes, allowing for easy replacement or upgrades. Depending on the trim level, the Previa may also have options for additional speakers or audio systems.
if you have the Bose speaker system your looking at 3 6.5"... one in each door and one hidden in a panel in the trunk
4x6 in dash and 6 1/2 inch in doors
5.1/4" in the front door and 6.5" in the rear headliner
Gently pry up on the speaker cover with a small screwdriver or knife. There are screws under the cover to remove the speaker, unplug harness and its free.
it should be able to