If you're doing work to your GT/GT-S/XRC and end up having to take off your Cold Ones in the process, then you're going to want the highest rated 15 W/mK thermal paste for when you reinstall your GT Cold Ones.
Includes: 4g of NX-15 Thermal Grease, 1 paste spreader
If you're buying this then you should already know how to install Cold Ones. But if you need a refresher, we have the install video linked below :)