Subaru upper engine cleaner and fuel treatment

[Wolvo]

Hi

Anyone Used Subaru upper engine cleaner in there 2016 FA20 DIT and if so were did you spray it gunna give it a go and see if there is an improvement as my idle is a bit lumpy sometimes and feels like it’s going to stall

Cheers

 

[robo498]

I have used it in my gen 4 liberty, noticed a little difference, same with the wife's XV. I will be servicing my levorg now that it is out of warranty so I will let you know. Look it is designed to clean the throttle body and valves so it cannot do any harm.

 

[robo498]

Have a look at this

 

[robo498]

And this also may help you

 

[Wolvo]

Thanks for the info will give it a go in conjunction with my oil and filter change