Will any 6 1/2 speakers fit in a 2006 Envoy?

Mechanic told me not just any 6 1/2 will work, they have to fit the exact car
Answers

Chris Ancor

They will not pass scrutiny at the Olympics.

don r

He may be an OK mechanic, but he needs to learn more about car stereo or stop trying to give that kind of advice.

David

Measure everything to make sure it fits

Starrysky

Depth to back of speaker might be restricted. And some have the wrong impedance.