JLM Petrol Performance Fuel System Cleaner is a high-strength additive developed for petrol vehicles showing signs of performance loss, rough idle, increased fuel consumption, or mild smoke. Building on the proven formula of JLM’s standard fuel system cleaner, this performance version delivers a deeper clean and a more powerful effect, targeting hardened deposits that interfere with combustion and throttle response.
Ideal for high-mileage engines, city-driven vehicles, or cars in commercial use, it’s the smart solution when a standard additive just isn't strong enough.
Deep Cleans the Entire Fuel System
This advanced formula uses extra-strength detergents and combustion enhancers to dissolve tough carbon, gum, and varnish deposits across injectors, intake valves, and combustion chambers.
Restores Engine Power and Throttle Response
By removing stubborn build-up, the additive helps recover lost performance, leading to sharper throttle response, smoother acceleration, and improved driveability.
Improves Fuel Economy
With the fuel system restored to optimal condition, combustion becomes more efficient, translating into measurable fuel savings.
Whether it’s sluggishness, hesitation, or poor idle, JLM Petrol Performance Fuel System Cleaner addresses these common symptoms caused by fuel system contamination.
Recommended for Demanding Use
This product is particularly effective for high-mileage cars, petrol engines used in urban traffic, taxis, delivery vans, or any vehicle subjected to frequent stop-start driving.
JLM Petrol Performance Fuel System Cleaner delivers results where regular additives fall short, making it the go-to product for restoring lost power and improving fuel efficiency. For professional technicians and drivers alike, it’s a powerful tool for petrol engine care that brings immediate, measurable improvements.