Have you ever wanted to remove one of four symmetrically placed boosters? Now you can, with brand StripSymmetry! Just alt-shiftclick the offending symmetric set, and start removing!
More seriously, StripSymmetry lets you turn a set of symmetric parts into separate parts with the same locations.
This project is based on code written by futrtrubl.
Source is available on GitHub.
How to use
Hold left alt, left shift and left click on the offending part. A message will state that symmetry has been removed, after which you can move and remove parts to your heart's content. Oh, and don't forget to revel in your newfound powers.