STP Fuel Treatments Range

STP Complete Fuel System Cleaner for Petrol Engines

The most advanced STP fuel additive available for petrol engines. One treatment will help restore the vehicle fuel system to optimum operating condition by removing power-robbing deposits from the entire system, including fuel injectors, carburettors, intake valves, combustion chambers, valve guides and ports, cylinder heads and piston tops. Safe for use with catalytic converters and turbos. Use every 4,000 miles for peak engine performance.

STP Complete Fuel System Cleaner helps:

  • Clean and condition the entire fuel system
  • Eliminate tough starts and engine run-on
  • Stop knocking and pinking
  • Reduce octane requirement
  • Restore lost horsepower
  • Reduce hesitation
  • Reduce exhaust emissions

    STP Complete Fuel System Cleaner for Diesel Engines

    The most advanced STP fuel additive available for diesel engines. One treatment will help restore the vehicle fuel system to optimum operating condition by removing power-robbing deposits. Ideal for use in all diesel engine types including DI, IDI and Common Rail systems. Safe for use with catalytic converters and turbos. Use every 4,000 miles for peak engine performance.

    STP Complete Fuel System Cleaner helps:

  • Clean and condition the entire fuel system
  • Restore lost horsepower
  • Improve starting
  • Improve fuel economy
  • Reduce engine wear
  • Reduce exhaust emissions and smoke
  • Prevent filter blocking and prolong fuel system life

    STP Fuel Injector Cleaner

    A high strength, super concentrated cleaner specially formulated to remove deposits from all fuel injection systems. Clears clogged injectors in just one tankful, quickly dissolving deposits to improve performance. For best results use every 3,000 miles. Safe for catalytic converters.

    STP Fuel Injector Cleaner, used regularly, helps:

  • Restore power & acceleration
  • Smooth out rough idling
  • Clean and condition fuel delivery system
  • Increase fuel economy
  • Reduce exhaust emissions

    STP Diesel Injector Cleaner

    A high strength, super concentrated cleaner specially formulated to remove deposits from diesel injection systems. Clears clogged injectors in just one tankful, quickly dissolving deposits to improve performance. For best results use every 3,000 miles. Safe for catalytic converters.

    STP Diesel Injector Cleaner, used regularly, helps:

  • Restore power & acceleration
  • Smooth out rough idling
  • Clean and condition fuel delivery system
  • Decrease diesel consumption
  • Reduce exhaust emissions

    STP Petrol Treatment

    Specially formulated to improve engine performance and reduce fuel consumption by fighting the build-up of harmful dirt, gum, varnish & deposits in the fuel system. For best results use every 1,000 miles. Safe for catalytic converters.

    STP Petrol Treatment, used regularly, helps:

  • Keep carburettors and fuel injectors clean
  • Reduce intake valve deposits
  • Fight rust in the fuel system
  • Reduce petrol consumption
  • Reduce exhaust emissions

    STP Diesel Treatment

    Specially formulated to remove varnish, carbon deposits and water from diesel fuel systems to prevent poor performance, corrosion and fuel wastage. Contains a cetane improver to enhance cold start performance. For best results, use every 1,250 miles. Safe for catalytic converters.

    STP Diesel Treatment, used regularly, helps:

  • Keep fuel system clean
  • Reduce smoke and noise
  • Improve cold start performance
  • Keep injectors clean
  • Restore lost power and performance

    STP also offers a full range of oil treatments, specialist fuel treatments and engine maintenance products. For further details, please Contact Us.





  • For STP product safety data sheets, please click here.