Hi I have a uk2000 turbo on a v reg with 147000miles on it full service history by Subaru upto 112000. What oil should I use? As I'm doing a oil change on it tomorrow. And is it ok to use some type of engine flush or that a no no.

Cheers.

 

Don't flush!

Millers CFS 10w-40

 

Hi i,ve used halfords motorsport brand in my own classic for a few years and never had any problems.

 

Just a good fully synthetic. as above 10w 40