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Enhance engine performance, extend vehicle life, and drive with confidence—explore our premium range of fuel and oil additives.
Whether you're driving a diesel truck, a petrol car, or maintaining high-performance machinery, our collection of fuel and oil additives has everything you need to keep your engine running smoothly. We offer top-rated solutions designed to clean, protect, and optimize your vehicle’s performance across all engine types.
Why Use Fuel & Oil Additives?
Fuel and oil additives are formulated to tackle common engine issues like carbon buildup, friction, corrosion, and fuel inefficiency. These powerful solutions improve fuel combustion, enhance lubrication, and keep your engine components clean—ultimately boosting engine power, fuel economy, and reliability.
Shop By Category:
Diesel Fuel Additives
Keep your diesel engine in peak condition with our specialized additives. From fuel stabilizers to diesel fuel conditioners and lubricity enhancers, these products ensure smoother combustion, better mileage, and reduced emissions.
Petrol Fuel Additives
Protect and maintain your petrol engine with additives that clean injectors, improve fuel flow, and prevent carbon deposits. Our petrol additives are ideal for daily drivers and high-performance petrol cars alike.
Engine Oil Additives
Reduce friction and wear with oil additives that enhance lubrication and maintain optimal oil viscosity. Perfect for extending engine life, reducing noise, and ensuring smoother operation.
Lubricant Additives
Get dual-action protection with additives that improve both fuel and oil performance. Designed for maximum efficiency, our lubricant additives support long-term engine health, especially in demanding driving conditions.
Fuel Stabilizers & Conditioners
Ideal for vehicles in storage or seasonal equipment, these additives prevent fuel degradation and maintain fuel system cleanliness—so your engine starts strong every time.
Fuel & Oil Additives

Forte Advanced Formula Car Engine Motor Oil Service Flush
£17.95
Forte Advanced Formula Motor Flush has been specifically formulated to combat modern motoring issues caused by the adverse affect of extended oil drain periods.During the long interval between oil drains, crankcase acids are produced. If left within the system when the oil is changed, these acids immediately go to work breaking down the new oil ...

Ecomotive Car Van Air Intake, Air Flow Sensor, EGR Valve, Turbo Injector Cleaner Spray
£19.99
Provides immediate thorough cleaning of air intake system, airflow sensor, inlet valves, turbo and EGR system. Ecomotive Professional EGR Cleaner + Injector removal solution Cleaner Spray. Area of Applications For the air intake manifold, inlet valves, air flow sensor, EGR valve and turbo of all diesel engines. Cleans carburettor interior and...

Lucas Safeguard Car Petrol ETHANOL Fuel Conditioner Treatment With Stabilizers
£12.95
Lucas Safeguard Ethanol Fuel Conditioner with Stabilizers was developed to specifically address issues associated with using ethanol based fuels. This applies to E-10, E-15, E-85, pure ethanol and any mixtures in between including gasoline. Lucas Product is completely soluble in all ethanol fuels and will not harm filters. Lucas Safeguard Eth...

Wynns Professional Formula Car Radiator Cooling System Stop Leak Treatment
£12.95
Wynns Cooling System Stop Leak is a product designed to stop small leaks in the radiator and cooling system, with anti corrosive properties. Stops and prevents leakages in the radiator, cooling and heating system. Stops head gasket leaks. Will not harm rubber hoses, gaskets or other system components. Is compatible with all antifreezes and co...

Wynns Professional Formula Extreme Car Radiator Cooling System Degreaser
£15.45
Removes oil and sludge in the cooling system (caused by a leaking heat exchanger or cylinder head gasket). Degreases and cleans the entire cooling system. Keeps the residues in suspension whilst cleaning. Restores the optimal operation of the cooling system. Excellent performance in all types of cooling liquid, including OAT coolant. Is compl...

Lucas Oil Car Diesel Engine Deep Clean DPF Diesel Particulate Filter Cleaner 473ml
£14.01
Lucas Diesel Deep Clean is a new Lucas technology developed to reduce the cost and hassle of particulate filter maintenance. It is an excellent preventative maintenance product. It causes the fuel to burn much cleaner, thus eliminating a lot of particulate matter that would otherwise go into the exhaust system causing “regens.” It also cleans ou...

Lucas Hydraulic Oil Booster Stop Leak Additive 946ml Reduces Heat Friction
£14.24
Lucas Hydraulic Oil Booster & Stop Leak is a specialized additive designed to enhance the performance of hydraulic systems. It contains a unique blend of additives that can stop leaks and increase hydraulic pressure. The product is particularly useful for new units to prevent initial wear and extend the lifespan of hydraulic fluids.By adding...

Lucas Power Steering Stop Leak Oil Fix Box Fluid Seal 355ml Car Treatment
£11.39
Lucas Power Steering Stop Leak is a product that is designed to completely stop power steering seal leaks in your vehicle's power steering system. It is formulated with powerful ingredients that effectively reduce slack, squeals, and hard spots in worn rack and pinions, which can cause steering problems and affect the overall driving experience....

Lucas Oil Car Power Steering Stop Leak Fluid Seal Treatment Additive 946ml
£15.99
Lucas Power Steering Stop Leak completely stops power steering seal leaks. It is also totally effective in reducing slack, squeals, and hard spots in worn rack and pinions. Your results will be immediate and long lasting. Product Features Guaranteed to stop seal leaks. Stops rack and pinion problems. Very cost effective. Size: 946ml. Made in US...

Lucas Oil Car Upper Cylinder Petrol Or Diesel Fuel Injector Cleaner & Conditioner 946ml
£17.49
A powerful blend of oils and additives that contain no SOLVENTS. Designed to increase power and fuel mileage and also lower exhaust emissions through a more complete combustion. Lucas Fuel Treatment is formulated for both gasoline and diesel engines, carbureted or fuel injected. It gives your fuel system what it really needs a blend of super ...

Lucas Oil Car Transmission Fix Stops Slip Hard Shifting Seal Leak Additive
£15.01
Lucas Transmission Fix is a powerful transmission additive designed to address common transmission problems such as slipping, hesitation, and rough shifting that can occur in worn transmissions. This product contains a blend of additives and seal conditioners that work together to rejuvenate the transmission, providing a smoother and more effici...

JLM Car Van Petrol Diesel Engine EGR & Air Intake Inlet Valve System Cleaner Spray +Caps
£16.40
Effective cleaner exhaust gas re-circulation system (EGR). Dissolves rust, dirt and (soot) deposits. Optimizes the air supply to the engine. Improves power and escalation. Stops irregular idling. Size: 500ml spray can. Directions For Use Remove the hose between turbo & air intake cleaner. Spray directly into inlet manifold with engine ru...

JLM Professional Car Diesel Engine Catalytic Exhaust System DPF Soot Cleaner +Caps
£18.49
One of the most common causes of MOT failure is due to poor emissions. A single treatment of JLM Diesel Catalytic Exhaust System Cleaner once added with fuel will, in most cases, quickly cure the original cause of the problem, reducing the emissions to an acceptable level and avoiding expensive repair charges. Reduce emissions and particulate. ...

JLM Professional Car Petrol Engine Catalytic Exhaust System Reduce Emissions Cleaner +Caps
£18.25
This product rapidly restores the proper function of the catalytic converter and brings about an almost immediate improvement in emissions. The cleaner also cleans the entire fuel system and prevents fouling of the catalytic converter. One of the most common causes of MOT failure is due to poor emissions. A single treatment of JLM Catalytic Exh...

10K Boost Car MAF Mass Air Flow Sensor Cleaner Spray Restores Power Performance
£13.88
10K Boost Mass Air Flow Sensor Cleaner is formulated to clean and remove deposits within the MAF sensor eliminating problems such as poor acceleration, pinging, loss of power and reduced fuel economy. Safe to use on all MAF sensor components and plastic housings. Cleans Mass Air Flow Sensor. Harmless to internal components. Restores power and p...

Wynns Car Petrol Engine Air Flow Intake Sensor EGR System Extreme Cleaner Spray +Caps
£12.81
Both modern cars and older vehicles have specific requirements, that have a chemical solution to provide the optimal engine performance and driving comfort. Modern fuel systems are highly tuned and therefore more susceptible to the negative effects of chemical reactions in the fuel. These lead to fouling of the fuel system, lack of lubrication...

Wynns Car Petrol Hybrid Engine Fuel Injector & EGR System Extreme Cleaner +Caps
£16.14
Wynns Petrol Extreme Cleaner is a chemical treatment for petrol engines which provides a strong one tank clean-up of the petrol fuel system. It protects the engine when using bio fuel E10 and E85. Complete and rapid cleaning of the entire fuel system in one tank filling. Instantly cleans and lubricates the injectors, restores and maintains i...

Wynns Car Petrol Engine Hybrid Fuel System Cleaner Total Action Treatment +Caps
£17.08
Wynns Petrol Total Action Treatment is a strong chemical treatment for petrol engines which cleans the entire fuel system with a highly concentrated formula to restore the efficiency of combustion and the efficiency of the catalytic converter. Triple action cleaning: before, during and after combustion. Reduces CO and HC emissions and exhaus...

Wynns Car Diesel Engine Turbo, Air Flow Sensor, EGR System Extreme Cleaner Spray +Caps
£12.73
Both modern cars and older vehicles have specific requirements, that have a chemical solution to provide the optimal engine performance and driving comfort. Modern fuel systems are highly tuned and therefore more susceptible to the negative effects of chemical reactions in the fuel. These lead to fouling of the fuel system, lack of lubrication...

Wynns Formula Gold High Performance Car Petrol & Diesel Engine Oil Treatment +Caps
£17.08
Wynn's High Performance Engine Treatment is a chemical treatment completely soluble in oil that has a double action: Increases compression. Reduces wear. Helps extend engine life by reducing oxidation, friction and wear. Improves compression and the viscosity index of the oil and prevents premature thickening of new oil. Reduces the build...

Wynns Formula Gold High Performance Car Petrol Engine Fuel System Treatment +Caps
£16.10
Wynn's High Performance Petrol System Treatment is a chemical treatment composed of combustion improvers and detergents that has a triple action: Increases engine performance. Reduces fuel consumption. Cleans the injection system. Immediately improves combustion, which enhances engine performance, improves acceleration and reduces engine ...

Lucas Oil Complete Petrol Diesel Engine Oil Treatment Lubricant Car Bike
£12.34
Lucas Complete Engine Treatment is a unique formulation that cleans and lubricates multiple systems in your vehicle. When added to fuel, it cleans and lubricates all components from the fuel tank to the cylinders. It removes deposits, protects against corrosion and helps the fuel to burn more completely, which helps to lower emissions, improves ...

STP Ultra 5in1 Car SUV PETROL Engine Fuel System Cleaner Power Booster Treatment
£13.88
The most advanced formula with STP Wearguard. Restores peak performance. Inhibits corrosion. Prevents hard starts and engine hesitation. Reduces friction and emissions. Improved lubricity. Cleans deposits. Save fuel. Use every 4000 miles. For Regular, Unleaded and Bio Petrol. Engineered with a special blend of high performance detergents and l...
Enhance engine performance, extend vehicle life, and drive with confidence—explore our premium range of fuel and oil additives.
Whether you're driving a diesel truck, a petrol car, or maintaining high-performance machinery, our collection of fuel and oil additives has everything you need to keep your engine running smoothly. We offer top-rated solutions designed to clean, protect, and optimize your vehicle’s performance across all engine types.
Why Use Fuel & Oil Additives?
Fuel and oil additives are formulated to tackle common engine issues like carbon buildup, friction, corrosion, and fuel inefficiency. These powerful solutions improve fuel combustion, enhance lubrication, and keep your engine components clean—ultimately boosting engine power, fuel economy, and reliability.
Shop By Category:
Diesel Fuel Additives
Keep your diesel engine in peak condition with our specialized additives. From fuel stabilizers to diesel fuel conditioners and lubricity enhancers, these products ensure smoother combustion, better mileage, and reduced emissions.
Petrol Fuel Additives
Protect and maintain your petrol engine with additives that clean injectors, improve fuel flow, and prevent carbon deposits. Our petrol additives are ideal for daily drivers and high-performance petrol cars alike.
Engine Oil Additives
Reduce friction and wear with oil additives that enhance lubrication and maintain optimal oil viscosity. Perfect for extending engine life, reducing noise, and ensuring smoother operation.
Lubricant Additives
Get dual-action protection with additives that improve both fuel and oil performance. Designed for maximum efficiency, our lubricant additives support long-term engine health, especially in demanding driving conditions.
Fuel Stabilizers & Conditioners
Ideal for vehicles in storage or seasonal equipment, these additives prevent fuel degradation and maintain fuel system cleanliness—so your engine starts strong every time.
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