RZ 21G Injection System Clean is specially formulated to remove varnish, gum, and other deposits from fuel injectors and intake valves. The formulation was specially developed for vehicles with direct injection.

Removes carbon deposits on valve, injector, spark plugs and combustion chamber to delay the formation of carbon deposits.
Restores lost power, improves fuel economy, and reduces emissions.
Protects against rust and corrosion.
Helps to lubricate engine valve and protect it from premature wear.
Improves acceleration, power and performance.

Application:
Gasoline engine fuel system with direct injection (only used for gasoline tank)

Usage direction:
Add directly into gasoline tank, one bottle (300ml) treats for 60L gasoline.

Special feature:
TÜV certified