Is it safe...

[bobby0283]

To run a fuel system cleaner through this engine? The manual says not to run any additives, but I've got about 39k mi on mine and it feels a bit sluggish.

[Killer]

I have run Techron through my wifes 6i a few times. No problems.

[bobby0283]

Is it safe through the DISI turbo though? I don't want to gunk anything up.

[Captain KRM P5]

i don't seeing have any ill effect or honestly any effect whatsoever on this engine