IW STi Forum banner
Status
Not open for further replies.

2016+ STI oil preference

38K views 42 replies 18 participants last post by  yamahaSHO  
5W-30 for warranty
5W-40 for engine life

I will say way back sometime before 2010 I switched from 10W30 to 10W-40 in a 2L WRX and the difference in spool was significant - I stayed with the heavier weight anyway though . . .
 
owns 2020 Subaru STI
Save
Status
Not open for further replies.
You have insufficient privileges to reply here.