diff --git a/gui/builtinContextMenus/project.py b/gui/builtinContextMenus/project.py
index b80c06fb4..2a334eca2 100644
--- a/gui/builtinContextMenus/project.py
+++ b/gui/builtinContextMenus/project.py
@@ -36,10 +36,5 @@ class Project(ContextMenu):
         if self.mainFrame.command.Submit(cmd.GuiAddProjectedCommand(fitID, selection[0].ID, 'item')):
             self.mainFrame.additionsPane.select("Projected")
 
-        # trigger = sFit.project(fitID, selection[0])
-        # if trigger:
-        #     wx.PostEvent(self.mainFrame, GE.FitChanged(fitID=fitID))
-        #     self.mainFrame.additionsPane.select("Projected")
-
 
 Project.register()
diff --git a/gui/fitCommands/calc/fitAddBooster.py b/gui/fitCommands/calc/fitAddBooster.py
index 0470b556b..3295c88cc 100644
--- a/gui/fitCommands/calc/fitAddBooster.py
+++ b/gui/fitCommands/calc/fitAddBooster.py
@@ -9,10 +9,12 @@ class FitAddBoosterCommand(wx.Command):
     """"
     from sFit.addBooster
     """
-    def __init__(self, fitID, itemID):
+    def __init__(self, fitID, itemID, state=None, sideEffects=None):
         wx.Command.__init__(self, True)
         self.fitID = fitID
         self.itemID = itemID
+        self.state = state
+        self.sideEffects = sideEffects
         self.new_index = None
         self.old_item = None
 
@@ -31,6 +33,12 @@ class FitAddBoosterCommand(wx.Command):
             pyfalog.warning("Invalid item: {0}", self.itemID)
             return False
 
+        if self.state is not None:
+            booster.active = self.state
+        if self.sideEffects is not None:
+            for sideEffect in booster.sideEffects:
+                sideEffect.active = self.sideEffects.get(sideEffect.effectID, False)
+
         self.old_item = fit.boosters.makeRoom(booster)
         fit.boosters.append(booster)
         self.new_index = fit.boosters.index(booster)
diff --git a/gui/fitCommands/calc/fitRemoveBooster.py b/gui/fitCommands/calc/fitRemoveBooster.py
index 14733c93b..36a30638b 100644
--- a/gui/fitCommands/calc/fitRemoveBooster.py
+++ b/gui/fitCommands/calc/fitRemoveBooster.py
@@ -12,19 +12,27 @@ class FitRemoveBoosterCommand(wx.Command):
         wx.Command.__init__(self, True, "Implant remove")
         self.fitID = fitID
         self.position = position
-        self.old = None
+        self.savedItemID = None
+        self.savedState = None
+        self.savedSideEffects = None
 
     def Do(self):
         pyfalog.debug("Removing booster from position ({0}) for fit ID: {1}", self.position, self.fitID)
 
         fit = eos.db.getFit(self.fitID)
         booster = fit.boosters[self.position]
-        self.old = booster.itemID
+        self.savedItemID = booster.itemID
+        self.savedState = booster.active
+        self.savedSideEffects = {se.effectID: se.active for se in booster.sideEffects}
         fit.boosters.remove(booster)
         return True
 
     def Undo(self):
         from .fitAddBooster import FitAddBoosterCommand  # Avoid circular import
-        cmd = FitAddBoosterCommand(self.fitID, self.old)
+        cmd = FitAddBoosterCommand(
+            fitID=self.fitID,
+            itemID=self.savedItemID,
+            state=self.savedState,
+            sideEffects=self.savedSideEffects)
         cmd.Do()
         return True
diff --git a/gui/fitCommands/guiAddBooster.py b/gui/fitCommands/guiAddBooster.py
index fc732d857..f2acbbcbf 100644
--- a/gui/fitCommands/guiAddBooster.py
+++ b/gui/fitCommands/guiAddBooster.py
@@ -16,7 +16,7 @@ class GuiAddBoosterCommand(wx.Command):
         self.itemID = itemID
 
     def Do(self):
-        if self.internal_history.Submit(FitAddBoosterCommand(self.fitID, self.itemID)):
+        if self.internal_history.Submit(FitAddBoosterCommand(self.fitID, self.itemID, True, {})):
             self.sFit.recalc(self.fitID)
             wx.PostEvent(self.mainFrame, GE.FitChanged(fitID=self.fitID))
             return True
diff --git a/gui/fitCommands/guiMetaSwap.py b/gui/fitCommands/guiMetaSwap.py
index d0c99b8bf..2e6837249 100644
--- a/gui/fitCommands/guiMetaSwap.py
+++ b/gui/fitCommands/guiMetaSwap.py
@@ -37,7 +37,9 @@ class GuiMetaSwapCommand(wx.Command):
         elif context == 'boosterItem':
             for x in selection:
                 idx = fit.boosters.index(x)
-                self.data.append(((FitRemoveBoosterCommand, fitID, idx), (FitAddBoosterCommand, fitID, itemID)))
+                state = x.active
+                sideEffects = {se.effectID: se.active for se in x.sideEffects}
+                self.data.append(((FitRemoveBoosterCommand, fitID, idx), (FitAddBoosterCommand, fitID, itemID, state, sideEffects)))
         elif context == 'cargoItem':
             for x in selection:
                 self.data.append(((FitRemoveCargoCommand, fitID, x.itemID, 1, True), (FitAddCargoCommand, fitID, itemID, x.amount)))