What Upgrade should i get?

[hightsee]

Hello i decided to finally upgrade my shitty pc and i cannot choose between MSI GTX 1050ti or i5-2500k and i need some help.Hopefully you can tell me which to buy first and which second.
Thanks

 

[ThatVietGuy]

Kinda helps to know what you have now...

 

[hightsee]

Kinda helps to know what you have now...

I currently have an Intel Pentium G2030 3.00GHZ and AMD Radeon HD 6670 2gb editon