To be Z owner

[Stryp]

Originally Posted by JARblue

There should be no problems installing an aftermarket stereo and/or speakers in a leased vehicle (unless you have some electrical issues and they try to claim that the HU install is the culprit). You will want to keep any original parts to replace when your lease is up.

Nice! Can I install a nav system too assuming no damage and returning the vehicle with the originals intact?

[JARblue]

Originally Posted by Stryp

Nice! Can I install a nav system too assuming no damage and returning the vehicle with the originals intact?

That's exactly what you will need to do. If you leave any aftermarket parts on/in the car, it's likely the dealer will give you $hit for it and probably charge you for missing OEM parts plus their labor to replace anything.