Best Fuel Injector Cleaners in 2026

Operates injectors individually to diagnose fuel delivery problems on petrol vehicles with electronic fuel injection.

Works with engine off and pulse timer may be used with fuel pressure gauge.

Large LED display/4 Pulse Modes. Test Lead: 41. 5cm / 16. 3 inches.

Main Usage: As an adapter for DIY cleaning the fuel injector nozzle, removed the injector from the engine, it can be cleaned separately. When the injector is clogged, you can use it to save expensive nozzles,This DIY Injector Cleaner adaptor kit is easily to clean most car motorcycle fuel injectors.Universal fit any 12 - 24V car, motorcycle, electric car, ATV, Boat and so on.

Working principle:The electrical port of the Injector connect the 12V power by this cable. When the current is switched on, the solenoid valve in the nozzle is opened. Meanwhile cleaning liquid flush through white tube by liquid pressure in CARB cleaner bottles, then through injector to clean it.

Working requirements: It needs the combination of 12V DC power supply and aerosol of Injector or carburetor cleaner ( not included ). Please prepare these necessary tools

★Powerful Functions--The system is not only characteristic of high and low pressure cleaning function. The non-dismantle fuel injector cleaner kit is used to clean the injectors, intake system and three-way catalytic converter and be cleaned without disassembling the car. But please note that it is only for gasoline injector, not for diesel injector.

★Wondeful Design: The non-dismantle cleaner Autool C100 has a special handling one-way valves to seal up gas and durable pressure regulating valves. In addition, it also has anti-corrosion, anti-friction connectors for fast- connection and anti-friction oil tubes for all cleaning fluid. Does not include cleaning fluid, only suitable for gasoline injectors, not for diesel injectors.

★ EFI-Electrenic Fuel Injection System-- There two types of Electronic Fuel Injection System, throttle or electronic injection. one engine with fuel-return pipe, another one engine without fuel-return pipe.Throttle Model: The way of connection is the same as EFI System, just adjust the pressure of the air source 1-5PSI.

【Why Need It】The performance of the injector plays a vital role in the power of each engine. Due to the fuel quality, the injector cannot work normally, causing serious carbon deposits in the cylinder; accelerating the cylinder bore and piston ring, causing unstable idling, increased fuel consumption, weak acceleration, difficulty in starting, excessive emissions, and complete blockage of the injector. Cause damage to the engine, so the injector should be cleaned regularly.

【Reverse Flush】Uniformity/Sprayability test: To test the uniformity of injecting amount of each injector,and to monitor the spraying status of each injector with the help of backlight. This test is also for reverse flush.

【Suitable for All EGI Vehicles】Fuel pressure control through microcomputer offers stable pressure control and large adjustable range, which is suitable for all EGI vehicles and can help to achieve automatic cleaning and testing of injectors.

Kindly Notice: To the throttle style system, the way of connection is the same, just adjust the pressure of the air source 1-5PSI

NOTE:Clean liquid not include,work on gasoline injector only, not for diesel injector.

The system is not only characteristic of high and low pressure cleaning function. At the same time put the function of the whole combustion chamber fuel system of several major functions in one product, such as cleaning throttle valve and the fuel nozzle.

This injector clean kit includes many different adapters, thus covering almost all the EU, Asia, USA cars and light trucks.

The system not only features with high and low pressure cleaning function. At the same time it could also clean the whole fuel system including throttle valve, fuel nozzle and combustion chamber.

Non-dismantle fuel injector has anti-corrosion, anti-friction connectors for fast-connection and anti-friction oil tubes for all cleaning fluid， clean liquid is not included in the package.

【Why Need It】The performance of the injector plays a vital role in the power of each engine. Due to the fuel quality, the injector cannot work normally, causing serious carbon deposits in the cylinder; accelerating the cylinder bore and piston ring, causing unstable idling, increased fuel consumption, weak acceleration, difficulty in starting, excessive emissions, and complete blockage of the injector. Cause damage to the engine, so the injector should be cleaned regularly.

【Digital Display】With the help of microcomputer control and digital display, the equipment makes possible automatic cleaning, testing injectors and real-time monitoring of the dynamic values.

【Automatic Cleaning and Testing】Fuel pressure control through microcomputer offers stable pressure control and largeadjustable range, which is suitable for all EGI vehicles and can help to achieve automatic cleaning and testing of injectors.

【Solve common failures of fuel injector】：Easily solve common faults such as stuck, blocked, leaked, or insufficient combustion of the fuel injector.

【Type of standard fuel injection nozzle & high-pressure fuel injector】: That is, the automobile naturally aspirated fuel injection nozzle, the DC voltage 12V can drive the solenoid valve in the fuel injection nozzle. Next, the turbocharged fuel injectors for automobiles, the instantaneous voltage of 75V can drive the solenoid valve in the fuel injector.

【Wide operating frequency & Time range】: The operating frequency range of the car fuel injector cleaning tester can reach 600~6000 rpm, the working time setting range can reach 0~99 minutes.

[For GDI Injector Cleaning&Test]: QPKING CT400 can clean and test not only standard injectors but also GDI injectors, such as for Mercedes-Benz, BMW, Audi, Porsche, Ford, and other direct injection engines.

[Multi Voltage Selection]: QPKING CT400 GDI Fuel Injector 6-cylinder Cleaner and Tester designs with various types of voltage output (12V, 70V & 120V) to be selected to adapt for different types of injector testing.

[Upgrade Ultrasonic Cleaning]: Different from other cleaner& tester machines, QPKING CT400 comes with a cooling fan and thermal protection, and with a power of 60w, its ultrasonic cleaning capacity is significantly enhanced.

【Multi-Test Functions】ANCEL AJ600 car fuel injector tester cleaner supports resistance test, uniformity / sprayability test, leakage test, Injecting flow test, auto test, On-vehicle cleaning, low resistance injectors test function, multi items Setting, version information. Allows you to carry out a wide range of test work and greatly improving the user experience.

【Advanced Ultrasonic Cleaning】ANCEL AJ600 Injector Cleaner takes advantage of the penetrability and cavitation impact wave caused by ultrasonic wave traveling through the medium to provide powerful cleaning on objects with complex shapes, cavities and pores, so that the stubborn carbon deposits can be removed from the injectors.

【Easy to use】When you clean the auto-injector, fix it in the base of the washing container, add an appropriate amount of cleaning liquid, and the cleaning can be completed after turning on. If you want to test the auto injector, fix it in the oil separator and put it in a glass tube with industrial alcohol. The test can be completed after switching on. No need to worry about complicated processes, easy cleaning work even if you are a beginner.

【4 Cylinder Injector Cleaning Machine 】Fuel injector cleaning kit with ultrasonic cleaning technology, microcomputer oil pressure closed loop control cleaning test technology, cleaning and testing of high pressure EFI/FSI/GDI injectors (new), 9 test functions (low speed test, medium speed test, high speed test, acceleration test, variable speed test, leakage test, low spray volume, medium spray volume, high spray volume) The first choice for petrol and diesel engine injector cleaning.

【GDI Fuel Injector Cleaner Tester】：The new fuel injector cleaner for GDI technology models is available for 12V 70V 120V fuel injectors. The new fuel injector cleaner is designed to help owners of high performance luxury cars who do not have a suitable fuel injector cleaner, so that every car owner can enjoy the full power and perfect driving experience after fuel injector cleaning.

【Ultrasonic Cleaning Function】：Fuel Injector Cleaner Tester adopts powerful ultrasonic cleaning technology, the nozzle to be cleaned is put into the ultrasonic cleaning pool, so that the high-frequency oscillating electrical signal makes the cleaning liquid vibrate reciprocally in the nozzle at high speed, generating a powerful cleaning capacity to fully clean the adhering materials and internal blockages on the injector.

【Multi-functional Fuel Injector Cleaner Kit】The fuel injector cleaner kit features high and low-pressure cleaning function for the whole fuel system, including throttle valve, fuel nozzle, TWC, intake manifold and exhaust pipe, etc. It can quickly and completely remove carbon deposits in about 20 minutes, efficiently restoring the vehicle's power and driving performance, and greatly reducing fuel consumption and exhaust emissions.

【Easy Operation】The non-disassembled fuel injector cleaner kit has a special handling check valve for releasing gas and adding liquid. Adjustable pressure gauge up to 150PSI. The injector cleaning kit is made of high pressure quality stainless steel, scratch and corrosion resistant, safe and reliable. Cleaner canister capacity up to 1000ml to ensure pour enough fuel injector cleaner. NOTE：This fuel injector cleaner kit does not contain cleaning fluid. It is only suitable for gasoline injectors, not for diesel injectors.

【Complete Adapters for Widely Applications】The fuel injector cleaning kit includes a variety of different adapters, which can be used in almost all European Union, Asian, American cars and light trucks. Its main components and joints are made of brass, and the connecting tube is made of high quality rubber material, which has strong toughness and corrosion resistance, and the structure is more stable without oil leakage. The oil tubes are suitable for all cleaning fluid.

【Multifunctional Injector Tester】Fuel injector tester is equipped with both diagnostic and cleaning functions to help you diagnose injector problems such as sticking,leaking,clogged,damaged or burnt injector,and helps to identify good or bad injector with engine off.You can test both injectors individually or simultaneously,and can be used for standard EFI injectors (12V) as well as GDI injectors (5V),with reverse connection protection output short circuit protection and mode lock function etc.

【Four-Wire Dual Channel Design】Fuel injector tester cleaner is designed with a four-wire dual channel design and is equipped with two pairs of pulse output terminal test wires.Compared with the two-wire single channel design injector cleaners on the market,injector tester can test a single injector, but also supports testing two injectors at the same time (new and old injectors can form a sharp contrast), which better helps you identify the condition of the injector.

【4 Pulse Signal Output Modes & 8 High/Low Power Driving Modes】Fuel injector cleaner kit has two output voltage levels and 4 pulse signal output modes(short/medium/long/continuous pulse mode),with the continuous pulse mode helping to identify good and bad injectors.In addition,fuel injection cleaner has high and low power drive modes,which can test injectors under various powers.Compared with the injector testers on the market that only have high power modes,the functions are more comprehensive.

[Advanced Technology] The fuel injector tester is a mechatronics product that combines ultrasonic cleaning technology and microcomputer oil pressure closedloop control cleaning and detection technology. This product simulates various operating conditions of the engine, and cleans and inspects the fuel injectors of various automobiles and motorcycles. This equipment is the necessary and preferred equipment for the automobile and motorcycle repair and maintenance industry.

[Ultrasonic Cleaning] Ultrasonic cleaning is to use the penetrating and cavitation shock waves generated when ultrasonic waves propagate in the medium, and powerfully clean objects with complex shapes, cavities and pores to completely remove stubborn carbon deposits on the fuel injector, and can test the leak, uniformity and inhalation of the injectors. Discharging fluid faster.

[Injector Diagnostic] The injector cleaning machine has injector diagnostic function. It can be used for cleaning and testing four injectors at the same time.This function is to detect the atomization, dripping, blockage, fuel injection angle status of the fuel injectors and the size and balance of the fuel injection of each fuel injector at different speeds.

【Major Function】AUTOOL CT60 fuel injector tester and cleaner is a professional machine specially used to easily solve common faults such as as stuck, blocked, leaked, or insufficient combustion of the fuel injector.

【Adjustable Working Frequency & Time】Fuel injector tester is possible to set multiple pulse outputs and adjust speed, pulse width, operating time and other parameters as required. The operating frequency range can reach 600~6000 rpm, the working time setting range can reach 0~99 minutes.

【LCD Display】The digital display shows the frequency and time of operation, so you can observe the injector condition and adjust the RPM at any time for flexible observation of the injector performance. This fuel injector cleaner tool is can also connect two injectors for the simultaneous operation to compare the sprayability status and the spray angle of the fuel injector.

【Upgraded Ultrasonic Injector Cleaner】Fuel injector cleaner is the latest upgraded GDI design,adopts ultrasonic cleaning tech and microcomputer oil pressure closed-loop control cleaning and detection tech,offers complete cleaning to injectors.It can clean and test not only standard injectors,but also GDI injectors,such as compatible for Mercedes-B.enz, B.MW, A.udi, P.orsche, F.ord,and other direct injection engines.It can also be used to clean injectors and oil supply system without disassembly.

【Adjustable Test Parameters Fuel Injector Cleaner Kit】Fuel injector cleaner controls the fuel pressure through a microcomputer, which offers stable pressure control and large adjustable range. The test time, operating frequency, injection times, and minimum switching pulse width of the injector can be adjusted freely within the allowed adjustment range. Note: Injector detergent and test liquid are not included.

【Various Injector Test Functions&GDI Injector Voltage Selection】Injector cleaner can detect sprayability, sealing&dripping, blockage,fuel injecting angle of fuel injectors,and the uniformity and injecting amount of each fuel injector at different RPM.Adopted with latest unique GDI fuel injector driving software,which can drive 12V,70V,120V high-pressure fuel injectors.It has 6 test cylinders&a 1300ml large-capacity ultrasonic cleaning tank,which can detect and clean 6 injectors at the same time.

🚗 【LEADING TECHNOLOGY】Injector cleaner machine is a professional 4 cylinders auto fuel injector tester Heating Cleaner, which uses ultrasonic cleaning technology. It simulates various operating conditions of the engine to help us clean and test the injectors of gasoline/diesel cars and motorcycles.

🚗 【VARIOUS TESTS OF FUEL INJECTORS】Only support testing for most of petrol cars and motorcycles, using industrial alcohol. Fuel injector cleaner tool is capable of various diagnostic speeds to detect the atomization, dripping, blockage, fuel injection angle status of the fuel injectors.

🚗 【EFFICIENT AND ECO- FRIENDLY】Fuel injector cleaner is able to heat the cleaning fluid to eliminate thoroughly blockages on the injector accessories and internal, which can greatly improve cleaning efficiency. And the detection liquid can be recycled, money saving and eco-friendly.

Input voltage is 220V, we will provide 220V to 110V Transformer free,so it can fit for USA,pease do not worry.

We will not provide the Cleaning Fluid and Testing Liquid in the package,because of custom policy. You will find them in local market.

This machine was for six-cylinder car.Block 2 tube for 4 jar. if you need clean machine for eight-cylinder car,please contact us.

【Professional Cleaner Tool】 Improper cleaning of automobile fuel system will lead to TWC blockage and poisoning. fuel injector cleaner kit is a professional fuel injector cleaner, which can help you clean the whole fuel system quickly and simply, including TWC, intake manifold, throttle and exhaust pipe, etc.

【EFI-Electronic Fuel Injection System】 There two types of Electronic Fuel Injection System, throttle or electronic injection. one engine with fuel-return pipe, another one engine without fuel-return pipe.Throttle Model: The way of connection is the same as EFI System, just adjust the pressure of the air source 1-5PSI.

【Advantage of Non-Dismantle injector】 Can operate non-dismantle cleaning to Fuel System, it can operate cleaning air induction system, optional pipe clamp, fast and safe, multiple connectors match most European Union, Asian, American cars and light trucks.

[Ultrasonic Cleaning with Heating the Fluid]: Different from others, CT160 is able to heat the cleaning fluid, which can improve a lot on cleaning effect. With that advantage, ultrasonic cleaning can be more powerful to remove the attachments and internal blockages on the injectors.

[9 Kinds of Fuel Injector Tests]: CT160 Fuel injector Cleaner is capable of various testing, including 2-idle speed test, 3-medium speed test, 4-high speed test, 5-accelerating test, 6-variable speed test, 7-leakage test, 8-idle spray test, 9-medium spray test, 10-high spray volume test.

[ Compact/Lightweight/Portable]:CT160 Fuel injector Cleaner only weighs 8KG, allowing to carry around. With 1300ML large capacity ultra cleaning tank, all injectors can be cleaned at one time, which save much time and more efficient.

Input voltage is 220V, we will provide 220V to 110V Transformer free,so it can fit for USA,pease do not worry.

We will not provide the Cleaning Fluid and Testing Liquid in the package,because of custom policy. You will find them in local market.

This machine was for six-cylinder car.Block 2 tube for 4 jar. if you need clean machine for eight-cylinder car,please contact us.

[Package Included] The package contains 2 white tubes and 2 alligator clip charging cables, which can be installed with 2 fuel injectors of different sizes.

[Working Principle] The electrical port of the fuel injector is connected to the 12V power supply through this cable. When the current is turned on, the solenoid valve in the nozzle opens. At the same time, the cleaning solution is washed through a white tube and then through a syringe.

[Function] As an adapter for DIY to clean the injector nozzle, the injector can be removed from the engine and cleaned separately. When the injector is blocked, you can use it to save expensive nozzles.

【Why Need It】The performance of the injector plays a vital role in the power of each engine. Due to the fuel quality, the injector cannot work normally, causing serious carbon deposits in the cylinder; accelerating the cylinder bore and piston ring, causing unstable idling, increased fuel consumption, weak acceleration, difficulty in starting, excessive emissions, and complete blockage of the injector. Cause damage to the engine, so the injector should be cleaned regularly.

【GDI Design】 Adopts latest GDI design, it is not only can be used to clean and test standard injectors, but also to implement GDI injectors, AUTOOL CT400 GDI fuel injector cleaner and tester is the newest version of fuel injector cleaner series. Compatible with Mercedes-Benz, BMW, Audi, Porsche, Ford, and other direct injection engines.

【12V, 70V, 120V】 Using the latest and unique GDI injector driver software, AUTOOL CT400 6-cylinder fuel injector cleaning machine can drive 12V, 70V, 120V high pressure injectors，Compared with other cleaning machines and testing machines, AUTOO CT400 is equipped with a cooling fan and thermal protection, with a power of 60w. Equipped with a cooling fan to continuously cool the machine during use, avoid damage to the machine due to overheating, thereby prolonging the use time of the machine

【For GDI Injector Cleaning & Test】CT400GDI fuel injector 6-cylinder cleaner and tester adopt the latest GDI design and can clean and test not only standard injectors but also GDI injectors, such as for Mercedes-Benz, BMW, Audi, Porsche, Ford, and other direct injection engines.

【Upgrade Ultrasonic Cleaning】Powerful ultrasonic cleaning technology is adopted. The equipment provides complete cleaning ejector, automatic cleaning and electronic pressure adjustment control technology Different from other cleaner& tester machines, this injector cleaner comes with a cooling fan and thermal protection, and with a power of 60w, its ultrasonic cleaning capacity is significantly enhanced.

【Automatic Fuel Pressure Control & Digital Display Control】 Through microcomputer fuel pressure control, the pressure control is stable, the adjustable range is large, and the fuel pressure parameters can be adjusted in real time. It can help realize automatic cleaning and testing of syringes. This fuel injector tester adopts high-definition digital control panel display, it is operated easy to understand.

♻【GDI Injector Cleaner & Tester】The newest fuel injector cleaner kit is an automotive injector cleaning machine that combines ultrasonic cleaning function and detection technology, which applies to standard injectors as well as GDI injectors (such as compatible for BMW/Benz/Ford/Porsche/Audi, etc) and other direct injection engines

♻【Upgrade Injector Cleaner】Compared with other ultrasonic injector cleaner, this 6-cylinder fuel injector tester has a built-in cooling fan and thermal protection with 60w power, which greatly enhance the ultrasonic cleaning capacity

♻【6 Cylinders & 2 Draining Ports】The fuel injector tester and cleaner can operate 6 injectors at the same time, significantly improve working efficiency; There are 2 control valves both for discharging cleaning solution and recovering test liquid, convenient to use without worries about leaving a mess

CNC-603 Injector Cleaner & Tester: a desk 6-cylinder injector cleaner and tester.

Uniformity/Sprayability test: to detect the uniformity of the fuel injection quantity of each injector and monitor the spray status of injectors thoroughly and carefully by using the backlight, and to backflush injectors.

Leakage test: to test the leakage and dribbling conditions of injectors under system pressure.

【Diagnosis&Cleaning Integrated Multi-Function Fuel Injector Equipment】Fuel injector cleaner is a 4 cylinder auto injector testing machine that cleans/tests most petrol cars and motorcycles,which can simulate various working conditions of the engine,and clean/inspect the fuel injectors,such as ultrasonic cleaning,fuel injection volume/fuel injection volume uniformity test,tightness test,atomization observation.Perfectly suited for removing carbon from your fuel system and is easy to operate.

【Ultrasonic Powerful Cleaning Technology & Electronic Pressure Regulating Control Technology】Fuel injector cleaner adopts ultrasonic powerful cleaning technology,which has strong cleaning ability.It can test and clean 4 fuel injectors at one time,and support reverse cleaning & on-vehicle cleaning.Plus,fuel injector tester can also be used on 6 cylinders,twice tests will do. Using electronic pressure regulation control technology, the oil pressure is stable and the adjustable range is wide.

【Tightness & Fuel Injection Volume & Uniformity Inspection】The diagnostic functions include detecting the uniformity of the fuel injection volume of each injector,the tightness and dripping of the fuel injector under high pressure,fuel injection volume of the fuel injection nozzle under specific working conditions,and the observation the spray atomization of nozzle.Within the allowable adjustment range,the test time/working frequency/injection times of the injector can be adjusted arbitrarily.

[Package Included] The package includes 2 white pipes and 2 crocodile clip charging cables, which can be installed with 2 different sizes of fuel injectors.

[Main Use] As an adapter for DIY cleaning of fuel injector nozzles, used in conjunction with cleaning agents. Remove carbon deposits from the nozzle and unblock clogged fuel injectors.

[Working Principle] The electrical port of the fuel injector is connected to a 12V power supply through this terminal and cable. When the current is turned on, the solenoid valve in the fuel injector opens. At the same time, the liquid pressure in the detergent bottle is sprayed out through a white pipe joint, and then cleaned through a nozzle.