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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

Protec Car Van 4x4 DPF Cleaner Foaming without Dismantling 500ml + Caps
£25.50
Foaming D.P.F. Cleaner is a professional-grade solution designed for efficient Diesel Particulate Filter (DPF) maintenance. This easy-to-use aerosol cleaner eliminates the need for dismantling, saving valuable time and money. By restoring the DPF system's performance and stability, it ensures optimal engine functionality. Simply follow the direc...

2x Forte ADBLUE Tank Exhaust Crystal Crystallization Preventer Additive Treatment
£23.95
Forte Exhaust Crystal Preventer has been specifically formulated to prevent blockages and damage to the Selective Catalytic Reduction (SCR) system and components caused by the formation of crystals. The formation of crystals in the SCR system can occur in the Diesel Exhaust Fluid (AdBlue) tank, level sensor, fluid pump, AdBlue injector and exha...

STP Diesel Treatment + Injector Cleaner + DPF Diesel Particulate Filter Cleaner 3
£14.92
STP Diesel Treatment 200ml Saves Fuel by keeping the fuel intake system clean of harmful deposits. Stops smoke and keeps fuel system clean. Concentrated Cleaning Power. Suitable for regular and bio diesel. Fights rust and corrosion in fuel system. Reduces emissions, smoke and noise. Improves cold stat performance. Easy to use. STP Diesel Injec...

STP Petrol Engine Emissions Reducer + STP Petrol Treatment Fuel Cleaner- 2
£11.99
STP Petrol Engine Emissions Reducer Reduce emission levels before your MOT Test. Reduces Emissions. Cleans Components that effect omissions. Keep key fuel system components clean. STP Emissions Reducer - Petrol is a simple solution designed to help vehicles pass their emissions test. In most of Europe, vehicle emissions are tested as part of t...

2 x STA-BIL Stabil Fuel Stabilizer Petrol Car Fuel Storage Treatment 236ml +Caps
£22.95
STA-BIL Storage Fuel Stabilizer is a fuel additive that keeps fuel fresh for up to 24 months and ensures quick, easy starts after periods of storage. This E10 fuel additive can be used in any petrol powered vehicle or equipment you plan to store for 30 days or longer. STA-BIL is perfect for collector cars, stored vehicles, classic motorcycles, ...

2 x STA-BIL Stabil Fuel Stabilizer Petrol Car Fuel Storage Treatment 473ml +Caps
£28.95
STA-BIL Storage Fuel Stabilizer is a fuel additive that keeps fuel fresh for up to 24 months and ensures quick, easy starts after periods of storage. This E10 fuel additive can be used in any petrol powered vehicle or equipment you plan to store for 30 days or longer. STA-BIL is perfect for collector cars, stored vehicles, classic motorcycles, ...

STP Diesel Engine Emissions Reducer + Diesel Fuel Treatment Cetane Improver-2
£11.99
Car manufacturers have been working hard to drive down vehicle emissions of all types for many years, despite recent scandals. Since 1992, European Union regulations have been imposed on new cars, with the aim of improving air quality. The current Euro 6 emissions standard is the toughest standard yet and has the potential to eliminate the major...

2x JLM AdBlue Plus System Crystal Preventer Reducer Additive Treatment 250ml +Caps
£33.39
Cleans and prevents crystallization on AdBlue injectors. Protects AdBlue and SCR system. Reduce foaming. AdBlue is a solution used in modern diesel engines to help reduce harmful emissions of nitrogen oxides (NOx). It is an aqueous urea solution that is injected into the exhaust system and reacts with the NOx emissions to convert them into har...

2x Wynns Extreme Radiator Cooling System Degreaser Professional Formula +Caps
£22.31
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 complet...

Wynns Professional Formula Extreme Car Radiator Cooling System Degreaser +Caps
£14.24
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 complet...

2x Wynns Car Diesel Engine DPF Diesel Particulate Filter Regenerator Cleaner
£24.60
Wynns Diesel Particulate Filter Regenerator, for professional use, is a chemical treatment for diesel engines that clears blocked particulate filters and reduces soot emissions. Easily cleans and regenerates a blocked diesel soot filter without dismantling Catalyst for optimized combustion and decreased soot build-up. Reduces the combustion t...

2x Wynns Car Petrol Hybrid Engine Fuel Injector & EGR System Extreme Cleaner +Caps
£28.49
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...

2x Wynns Car Petrol Engine Air Flow Intake Sensor EGR System Extreme Cleaner Spray +Caps
£20.61
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...

2x Wynns Car Petrol Engine Hybrid Fuel System Cleaner Total Action Treatment +Caps
£27.45
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...

2x Wynns Car Radiator Cooling System Stop Leak Treatment Professional +Caps
£17.43
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 cool...

Wynns Professional Car Radiator Cooling System Stop Leak Treatment +Caps
£11.27
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 cool...

2 x Wynns Petrol & Hybrid Engine GDI Efficiency Restorer Injector Cleaner +Caps
£30.10
Wynns GDI Efficiency Restorer provides a fast and complete removal of internal injector deposits and carbon from the fuel injectors and combustion chamber in one tank of fuel. Reduces the risk of Low Speed Pre Ignition (LSPI). Protects against the negative effects of bio petrol to E85 for up to 10,000 km. Advanced PEA formulation rapidly cle...

2x Wynns Car Diesel Engine Turbo EGR Valve Cleaner Professional Formula 500ml + Caps
£28.01
Wynns Diesel Turbo Cleaner is a chemical treatment for all diesel engines that clears blocked turbochargers. Removes carbon build up from the turbine and frees sticking vanes without dismantling. Removes residues from the Diesel Oxidation Catalyst and has a good cleaning effect on the EGR valve. Re-establishes engine power and throttle respon...

4 x Wynns Formula Gold Diesel Car Fuel Engine Injector Smoke Treatment +Caps
£51.28
Wynn's High Performance Diesel System Treatment is a chemical treatment that has a triple action:1) Increases engine performance.2) Reduces fuel consumption.3) Reduces black smoke. Immediately improves combustion, which enhances engine performance and improves acceleration. Reduces fuel consumption. Reduces black smoke. Complete burn-off of soo...

Wynns Car MOT Pre-Emission Test Petrol Fuel System Cleaner Treatment +Caps
£17.75
Strong, specially formulated treatment to meet new emission testing regulations. Containing 4 specific emission reduction elements to reduce black smoke, exhaust emissions and soot particles. Specially formulated to pass new emission test regulations. Reduces CO and HC emissions. Reduces exhaust smoke. Improves combustion, engine performance an...

2 x JLM Petrol Diesel Car EGR & Air Intake Inlet Valve Cleaner Spray +Caps
£29.35
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 each can. Directions For Use Remove the hose between turbo & air intake cleaner. Spray directly into inlet manifold with engi...

4x jlm car injector spark plug loosener remover rust shock spray caps
£10.00

2x JLM Car Diesel Fuel System Extreme Clean Turbo EGR DPF Cleaner 1L +Caps
£80.50
During the thorough cleaning process not only is the entire turbo and the diesel particulate filter cleaned but the intake valves, EGR valve, injectors are treated also. JLM Diesel Extreme Clean dissolves blockages, remedies irregular running, rectifies the emission of exhaust gases, improves fuel consumption and lubricates all moving parts in t...

2x Wynns DPF GPF Petrol Diesel Engine Particulate Filter Cleaner Spray +Caps
£44.45
Low Foam non flammable formulation especially developed to clean out and restore Particulate Filters in diesel and petrol vehicles in a safe, fast and efficient way without the need to remove the filter from the vehicle. Removes soot and ash deposits from blocked diesel and gasoline particulate filters. Non flammable formulation. No need to re...

4x Wynns OFF-CAR DPF Car Diesel Particulate Filter Ash Soot Cleaner 5L +Caps
£110.10
For manual cleaning when the DPF is too heavily blocked and standard regeneration methods fail. For heavily blocked DPFs (over 70 percent soot loading). DPF removal required. In house workshop cleaning solution. Approx 2 hours soak time. Compatibility: Diesel and Hybrid diesel Engines. Size: 5 Litre Each. HOW TO USE Remove filter from vehi...

2x Wynns OFF-CAR DPF Car Diesel Particulate Filter Ash Soot Cleaner 5L +Caps
£54.05
For manual cleaning when the DPF is too heavily blocked and standard regeneration methods fail. For heavily blocked DPFs (over 70 percent soot loading). DPF removal required. In house workshop cleaning solution. Approx 2 hours soak time. Compatibility: Diesel and Hybrid diesel Engines. Size: 5 Litre Each. HOW TO USE Remove filter from vehi...

JLM AdBlue Plus System Crystal Preventer Reducer Additive Treatment 250ml +Caps
£18.49
AdBlue is a solution used in modern diesel engines to help reduce harmful emissions of nitrogen oxides (NOx). It is an aqueous urea solution that is injected into the exhaust system and reacts with the NOx emissions to convert them into harmless nitrogen and water.The use of AdBlue is important because it helps diesel engines meet increasingly s...

2x JLM Car Petrol Engine Catalytic Exhaust Emissions Cleaner Treatment +Caps
£31.99
One of the most common causes of MOT failure is due to poor emissions. A single treatment of JLM 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. Increase Engine Perform...

Wynns Extreme Cooling System Degreaser + Cooling System Stop Leak +Caps
£20.85
Wynns Professional Formula Extreme Car Cooling System Degreaser 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 i...

JLM Professional Car Bio & Diesel Engine Turbo Cleaner Power Restorer +Caps
£25.00
JLM Turbo Cleaner is one of the best turbo cleaners available on the market today. It is economical, extremely simple to use and removes dirt and soot very effectively. JLM Turbo Cleaner is very easy to use, the liquid can simply be added to the diesel in the fuel tank. And there you go: Quick and affordable turbo cleaning operation is now a fa...
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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