Originally Posted by Icib

I need some imput from you guys.

I didnt feel like doing my oil change myself, I am not used to doing anything myself to my car so I took it to the dealer for an oil change.

When I checked the bill the next day I found out they changed my oil to 10w40 STI.
I know nothing about it and know nothing about what brand it is, just the type STI.

On here I see 5w30 everywhere so I am wondering will the 10w40 that the dealer used be ok?

thanks