You could use the golden lounge on arrival and departure which is a great lounge but unfortunately it's been closed for renovations during May 9 to June 18. Alternatively you can use China Airlines lounge, Mezzanine floor, Satellite Building or Malaysia Airports CIP lounges, Mezzanine floor, Satellite Building

Remember that you are also eglible to use the TK free hotel service with your ticket. More information about that on the relevant hotel thread.