Thrusters
From Discovery Wiki
Thrusters make your ship go faster temporarily - up to speed of 200
List of thrusters
Thruster - This is basic thruster, it costs 1000cr and it lasts for the least amount of time
Deluxe thruster - Better thruster, it costs 18 000cr and it has improved lasting time.
Heavy thruster - Great thruster, it costs 48 000cr and it can last for quite a long time
Advanced thruster - The best thruster in the game, it costs 116 000cr and it can hold for very long time.
-All of them can be found in various systems of Sirius (advanced thruster is more rare than others)