Subaru Upper Engine Cleaner SA459

Subaru Upper Engine Cleaner contains a powerful foaming agent to efficiently clean the induction system and combustion chamber of the engine:

-Removes gum , varnish and carbon deposits from the combustion and intake systems.

-Helps smooth rough idle.

-Removes hot spots and marginal increases in compression ratio which results in pinging.

-Reduces pollution and improves fuel consumption.

-Improves performance.