Replacement diffuser for TRÅDFRI LED bulb E14 400 lumen. its shorter so it doesn't stick out

To separate the old diffuser from the lamp take a knife and carefully cut in the seam between the diffuser and lamp body all the way around. Then carefully pry the diffuser off so you don't damage the lamp. Clean out the old silicone so the new diffuser seats god.

Fasten the new diffuser with new silicone.

Added a 20mm high version, original is 30mm.