Adding Vehicles, Weapons, and Skins

[SpoonTheMan]

Is it possible to add (not replace) vehicles, weapons and skins? If so, how? Is it likely to cause issues (lag, memory leak, crashing, etc.)? Thanks.

[Lloyd Logan]

Is it possible to add (not replace) vehicles, weapons and skins? If so, how? Is it likely to cause issues (lag, memory leak, crashing, etc.)? Thanks.

I don't know, It may be possible to add a whole new engine, but damn, that'll be hard!