Tunap 974

Tunap 974 – Petrol Product Benefits

  • Strong injection system cleaner
  • Cleans Injectors, fuel lines and tank
  • Contains octane booster
  • Boosts octane level reducing risk of engine knock and pinking
  • Contains anti oxidants Stops oxidation in fuel system
  • Removes moisture from ethanol
  • Safely carries moisture through the combustion process reducing the risk of damage to engine parts due to alcohol corrosion and water contamination
  • Has keep clean technology
  • Adds microscopic coating to prevent re contamination of tank, fuel lines and injectors
  • Reduces emissions and improves fuel consumption

When used regularly, protects injectors from fuel-induced deposits and lowers fuel consumption and emissions to original factory levels. ROA 2 cleaning technology works directly on the injectors, reducing the risk of costly replacement.

(Reactive Organic Amines Technology)

  • Higher performance cleaning formula based on ROA2 technology.
  • Deposits on injectors are released and cleaned away.
  • Re-contamination is prevented.
  • Excellent dissolution capabilities in all gasoline fuel mixtures.
  • ROA2 Level 1: The cleaning performance is strong enough to remove dirt that builds up over the course of up to 10,000 miles (or the time between inspections).

Further characteristics

  • Protects against fuel-induced deposits.
  • The fuel becomes activated and acts directly on the injector.
  • Lowers fuel consumption and emissions caused by fuel-induced contamination back to original factory levels.
  • Suitable for consumer use.


For all suction-pipe and direct-injection gasoline engines.
Protects against poor fuel quality.
For regular protection after the use of Injector Direct Cleaner MF 979 or Injector Intensive Cleaner MF 937.


Add to fuel tank during yearly inspection. Use the included filling nozzle.

Special precautions

MF 974 for up to 80 litres of fuel.


Other Products


Tunap Micrologic Premium 157
Interior Engine Cleaner/Oil Flush
Tunap 984 Microflex Diesel Fuel
Additive with Injector Protection