STP Ultra 5 in 1 Petrol System Cleaner 400ml, Restores Power and Protects your Engine, Enhances Fuel Economy, Mechanical Car Cleaning Products, Concentrated Formula, Made the UK

ADVANCED 5 IN 1 PETROL SYSTEM CLEANER: Powerful concentrated fuel additive cleans injectors, intake valves and the entire fuel system to help restore peak petrol engine performance RESTORES POWER & ENGINE RESPONSE: Helps remove harmful carbon deposits and fuel system build-up that can cause hesitation, rough idling, poor acceleration and reduced throttle response IMPROVES FUEL ECONOMY & MPG: Engineered with advanced cleaning technology to optimise fuel combustion, improve petrol efficiency and support smoother everyday driving HELPS PROTECT ENGINE COMPONENTS: Formulated with STP Wearguard technology to reduce friction, condition the fuel system and help maintain long-term engine health EASY TO USE FUEL ADDITIVE: Simply pour one 400ml bottle into your fuel tank before refuelling; suitable for most petrol cars and ideal for regular preventative engine maintenance