STP® Multipurpose Motor Treatment


Keep all your engines running at their best. 

Formulated To Help

  • Prevent oxidative degradation 

  • Clean fuel injectors 

  • clean intake valves 

  • Remove moisture from gas 

  • lower emissions 

  • Protect against viscosity buildup 

  • Fight Fuel Line Freeze

  • Stabilize fuel & oil

  • Upper Cylinder Lube

  • Increase Lubricity

For Engines in Storage: 

STP® Multipurpose Motor Treatment does not contain water absorbing alcohol like other fuel stabilizers and helps prevent many of the negative side effects that can happen when engines sit idle for long periods of time.

Regular Use Helps: 

  • Stabilize fuel
  • Fight rust build up in fuel tank
  • Prevent oxidative degradation in fuel
  • Fight tough cold starts
  • Prevent corrosion in the fuel line

For Engines in Use: 

Great for the fuel system, crankcase and intake.

Regular Use Helps: 

  • Clean engine deposits and fight friction
  • Clean fuel injectors, carburetors and intake valves
  • Protect against viscosity build up
  • Protect against crankcase sludge
  • Prevent fuel line freeze by removing water
  • Provide upper cylinder lubrication

Usage Frequency: 

Use regularly to protect and maintain all of your gas and diesel engines.

Treat Rate: 

473 mL bottle treats 80 litres

Take Note: 

EPA Registered petroleum product for use in all gasoline and diesel engines.

Whether it’s your car, truck, boat, lawnmower, snow blower, chainsaw, ATV or other motorized equipment, regular oil and fuel system care is important for engines used every day and for engines used less frequently.  STP® Multipurpose Motor Treatment is safe for use in all gasoline and diesel engines. Add this product to your existing STP regimen to help keep all of your engines running at their best.

Find more STP® Fuel Treatments