EXT55 Intake/Exhaust Cleaner

  • Intake/Exhaust Cleaner (250ml)
  • Holland Engineering
  • Made in EU / Bologna Italy
  • With EP Lubricants
  • Functions:
    • Air intake cleaning (Petrol/Gasoline)
    • Air intake cleaning (Diesel)
    • Removes varnish and carbon deposits
    • Foaming action ensures complete coating of parts
  • To use this chemical, need to use one of these two 9 Circle Kits 9CL-40800 or 9CL-47703

* Not available for USA and Canada

  • Dimensions
  • Instructions
  • Downloads
  • Video
Packing Can
Packaging 12 cans/carton
N.W 0.3 kg/can
12 kg/can
G.W. 3.6 kg/carton
Size 19 x 5.3 x 5.3 cm/can
Size 21.2 x 16.3 x 24.5 cm/carton


For diesel or petrol/gasoline engines

  • Run engine until warm, then increase engine speed to 1500-2000 RPM.
  • Remove air cleaner
  • Spray the content of EXT55 with any of these two kits: 9CL-40800 or 9CL-47703  into the intake manifold rapidly and constantly, do not let engine stall until the EXT55 is almost empty.
  • Allow to soak for 20-30 minutes.
  • Restart engine and rapidly open and close throttle for 4 to 5 minutes.

NOTE: This application must only be undertaken by trained professionals. This is not a DYI chemical.