STP Petrol Injector Cleaner 200 ml is a fuel system additive designed to help improve your petrol engine’s performance, efficiency, and smoothness by cleaning the fuel injection system and fuel delivery components. It targets power-robbing deposits that build up on fuel injectors and other parts of the fuel system over time, helping restore proper fuel spray patterns and engine response.

What It Does

• Removes harmful deposits from fuel injectors, carburetor jets, and the fuel delivery system, helping to unclog dirty injectors in one tankful.

• Restores engine performance and power, aiding in acceleration and overall throttle response.

• Smooths rough idling and can improve engine running quality.

• Helps improve fuel economy and reduce emissions as a result of cleaner fuel delivery and better combustion.

• Conditions the fuel delivery system, helping maintain consistent performance and system cleanliness.

Key Features

• Formulated for petrol/gasoline engines.

• Works in both classic and modern fuel-injected systems.

• Typically, noticeable benefits within about 50 miles (80 km) of driving after use.

How to Use

Add the entire 200 ml bottle to a full petrol tank (treating about 50–60 L of fuel). Use periodically as part of regular maintenance (for example, every 3,000 miles / 4,800 km) to help keep injectors and fuel systems clean