10 Best Fuel Saver Obd2 in The UK

Last updated on 15/08/2025

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9.8

Exceptional

AKLOSIPY

16Pin OBD2 ECO Chip Tuning Box Enhance Horsepower Fuel Efficient Universal for 12‑24V Automotive Auto Repair Tools

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Why We Love It

Universal compatibility with many vehicles.
Enhanced performance and fuel savings.
Easy installation and damage-free technology.

Main Highlights

Universal Compatibility: This power upgrade box is based on the OBD2 protocol, making it compatible with a wide range of vehicles operating on 12-24V automotive systems.
Enhanced Performance: Experience a theoretical increase of 35% in power and a 25% boost in along with a potential 15% savings in fuel consumption, depending on vehicle conditions and driving habits.
Automatic ECU Adjustment: After driving for 200 km, the device automatically adjusts to your driving habits, fine-tuning performance to sync with your car's on-board computer.
Plug and Play Installation: Simply plug the device into your OBD interface, and it will automatically read the trip computer ECU data. It then adjusts key parameters such as boost pressure, fuel quantity, and injection timing for optimal performance.
Damage-Free Technology: The power upgrade box works within the safe operational limits set by the manufacturer, ensuring no damage to the engine or ECU. Easily restore factory settings by unplugging the device when desired.

ECO OBD2 deisel Plug Drive Chip, Fuel Economy Chip Tuning Box 15% deisel Saving Blue Fuel Economy Tuning Box Universal for Cars After 1996 for Diesel Cars

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Why We Love It

Easy installation for all vehicles.
High-quality materials ensure durability.
Automatic adaptation for optimal savings.

Main Highlights

【Applicable Model】Fuel economy chip is suitable for all cars from 1996, plug into the car's OBD2 connector, really convenient to install. Replace your old one, provide better performance for your vehicle. It is suitable for diesel cars instead of gasoline cars.
【Premium Material】ECO OBD2 plug driver chip adopts high quality ABS material, strong and has long service life. Sophisticated production, provides excellent quality, very stable performance and high work efficiency.
【Great for】After driving 200 kilometers, fuel economy chip tuning box will automatically adapt to the vehicle according to driving habits and continue to remap. Chip tuning box has the advantages of reducing fuel consumption and imports, 15% fuel saving, ensure its normal operation.
【Stable Performance】Automobile fuel saver chip is an indispensable part of the car, high precision, strong reliability, in use.
【No-risk Purchase】Our main goal is make your happily and you are satisfied with our products. If you don't like our product or get the defective item. Please let us know, we will solve it as soon as possible. Just try it!

Riloer OBD2 Nitro Power Upgrade Fuel Saver, Universal OBDⅡ Plug Replacement for Petrol Car From the Year of 1996, Yellow

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Why We Love It

More power and torque boost.
Fits most cars from 1996.
Plug and drive installation ease.

Main Highlights

【High Quality】- 35% More Power, 25% More torque.
【Wide Application】- Fits all car from the year of 1996.
【Practical Function】- Plug&Drive Ready device to function the increasing the performance of engine.
【Easy to Install】- Easy to install, just plug it into the OBD2 connector of cars.
【Condition】- Manufactured with fine workmanship and high standard, brand new and premium.

Jtron OBD2 Car Memory Saver 2 in 1, Vehicle ECU Emergency Power Supply Cable with Alligator Clip-On 12V Car Battery Cigarette Lighter Power Extension Socket

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Why We Love It

Prevents loss of vehicle settings.
Compatible with several power sources.
Features quality gold-plated pins.

Main Highlights

8 amp fuse built into the memory saver, better reliable on overload protection.Obd memory saver powered by any jump starter with a 12V outlet into an OBD II Memory Saver. Interface connector between a 12V DC power source and vehicle's OBD II port. Preserves vehicle codes and electronic presets. Replacing a car battery on older vehicles used to be simple!! You unhook the old battery and install the new one.
Late-model vehicles, however, rely on computers that operate everything from the stereo to the transmission. If power is lost to the computer, the settings are lost and have to reset to default. That means the vehicle may feel different when driven, and you may have to enter a security code to access the stereo.
Using this simple memory saving device when replacing your car battery will help you avoid these problems. This device can work with any 12V DC power source, including jump starter, DC 12V Lead-acid battery, or another car’s DC 12V power outlet.
As our device with 3 meter cable, it will be a convenient way, should you not have jump starter (or Lead-acid battery) on hand, and the device can also get the 12v power supply from cigarette lighter of another good car. Just insert the Cigarette lighter plug to this car and insert into 16 pin plug to the OBD port of the car you want to replace battery. And now you can replace the battery.
Compared by most of OBD metal pins in market with zinc plating, ours are gold plating. Better reliable on contact and electric transmission. Compared by most of OBD II Memory Saver (or Automotive Computer Memory Saver) in market with 3 ~ 5 ft in cable length, ours with super long 10 ft (3meters) cable. In this way, you can change your car battery, also by get the alternative 12V power source from another car, when you not have a jump starter on hand

Lisher Car OBD2 ECU Connector Battery Saver ECU Memory Savers Automotive Emergency Electrical Plug Car Fuel Save A

Multibao Eco OBD OBD2 Economy Fuel Saver Tuning Chip For Petrol/Benzine Car Gas Saving (Green)

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Why We Love It

Saves fuel efficiently and effectively.
Easy installation with plug-and-play.
Adapts to driving habits automatically.

Main Highlights

EcoOBD2 Saves 15% fuel for Benzine cars Plug and play drive eco-OBD2 economic chip adjuster fuel savings of 15% ECU tools.
EcoOBD2 is a plug-and-play drive-ready device that reduces fuel consumption and low emissions to the economy.
Plug-and-play drive EcoOBD2 economic chip adjustment tank for benzene (C6H6) 15% fuel savings.
EcoOBD2 is easy to install. Simply plug it into the car's OBD2 connector. EcoOBD2 fits all cars from 1996 to one year.
It works based on the OBD2 protocol for remaping on-board computer ECUs. After driving the total 200 km of road, EcoOBD2 adjusts itself to the vehicle, according to the driver's habits and always maintains the remaping ECU to save fuel and reduce discharge.

Multibao Eco OBD OBD2 Economy Fuel Saver Tuning Box Chip Device For Diesel Car Gas Saving (Blue)

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Why We Love It

Saves 15% fuel on Benzine cars.
Easy plug-and-play installation.
Adapts to your driving habits.

Main Highlights

EcoOBD2 Saves 15% fuel for Benzine cars Plug and play drive eco-OBD2 economic chip adjuster fuel savings of 15% ECU tools.
EcoOBD2 is a plug-and-play drive-ready device that reduces fuel consumption and low emissions to the economy.
Plug-and-play drive EcoOBD2 economic chip adjustment tank for benzene (C6H6) 15% fuel savings.
EcoOBD2 is easy to install. Simply plug it into the car's OBD2 connector. EcoOBD2 fits all cars from 1996 to one year.
It works based on the OBD2 protocol for remaping on-board computer ECUs. After driving the total 200 km of road, EcoOBD2 adjusts itself to the vehicle, according to the driver's habits and always maintains the remaping ECU to save fuel and reduce discharge.

Ecomac, Fuel Saver OBD2 Universal Benzine Economy Gasoline Fuel Saver Tuning Box Chip for Petrol Car

3% OffFree Shipping

Why We Love It

Strong compatibility with vehicles.
Enhances fuel efficiency performance.
Durable and high-strength materials.

Main Highlights

[Strong compatibility]: The OBD2 universal gasoline fuel economizer tuning box chip will not damage the vehicle engine and have no negative impact on the vehicle's factory settings. Plug and play, easy to use.
[Excellent performance]: The fuel saver adjusts the boost pressure, fuel quantity, injection time, and pressure based on the data provided by the ECU to reduce vehicle fuel consumption.
[High strength material]: The oil economizer is made of high-quality materials, making it strong and durable, and not easy to damage and deform. It has high strength and durability, and is wear-resistant and rustproof.
[Easy to use]: The OBD2 universal gasoline fuel economizer tuning box chip is simple to use, does not require complex tools, is simple to operate, convenient to use, saves time and effort, and is very suitable for replacing old or damaged ones.
[Quality Assurance]: The OBD2 universal gasoline fuel economizer tuning box chip has undergone strict quality and performance testing, bringing you a satisfactory experience. We have professional after-sales service, and you can rest assured of purchasing it.

Eco OBD2, 2 in 1 15% Fuel Saving Nitro OBD2 Economy Fuel Saver Tuning Box Chip Device Additional Module for Diesel Petrol Car Plug Driver

Why We Love It

Improves engine performance significantly.
Compatible with most car models.
Saves fuel consumption effectively.

Main Highlights

When the adapter is plugged into the OBD2 connector, the fuel saver receives the information from the CO2 computer ECU
The OBD2 protocol adjusts the car according to the driver's habits, mobilizes the control unit, improves engine performance and saves energy.
Plug and play economical chip fuel saver is compatible with most models manufactured after 1996, so you can use it with confidence.
No damage to the ECU engine and no negative effect on the factory settings of the car. To restore the original settings of the vehicle
Save gas and diesel storage with the OBD2 interface of your vehicle. The power is increased by 15% and fuel consumption is reduced by 20%.

Automobile Fuels Saver - Eco OBD2 Economy Tuning Box Chip Benzine Car Petrol Fuel Saver

Why We Love It

Saves fuel efficiently for cars.
Widely compatible with all vehicles.
Easy plug-and-play installation process.

Main Highlights

Save Fuels For Your Car: Eco OBD2 will adjust itself to perfectly match your car, thus saving more fuels. EcoOBD2 saves 15% of fuelfor gasolines cars. Based on your driving habits, the FuelSaver creates new maps in your car's computer ECU to improve your car's performance.
Widely Applicable: It works based on OBD2 protocol, remaps the car's computer ECUOBD2. Fits all cars since 1996. eco obd2 Fuels Saver adjusts the boost pressure, fuels volume, injections timing, and pressure based on the data received by the ECU to improve your car's performance.
Plug and Play Reader: The plug-and-drive obd2 is a chip-tuned box that plugs into your car's OBD2 connector to improve your car's performance. Plug and play device. Easy to install. Just plug it into your car's OBD2 connector.
Adjusts fuels consumption and emissions: After 200 miles of driving, EcoOBD2 adjusts itself to the owner's habits. Constantly remapping the ECUOBD2 to reduce fuels consumption and emissions. As you drive more miles, it gives your car more energy.
Superior Performance: EcoOBD2 makes new maps in the car computer ECUOBD2 based on your driving habits to achieve low fuels consumption for your vehicle. As you drive more km/miles, it updates the map and adjusts itself to perfectly match your car. Save more fuels.

8.7

Excellent

We scanned 641 products

We reviewed these offers relevant to the Fuel Saver Obd2 within online retailers such as Amazon, eBay and other local retailers, ensuring we covered all major brands and models. The products we selected come from trusted brands like AKLOSIPY, EVGATSAUTO, Riloer, Jtron, Lisher, Multibao, Akozon, Dapuly, A/A, all of which have a reputation for consistently delivering high-quality products that users love and innovative approaches for function & design.

For the best Fuel Saver Obd2 in the market, we considered we took a deep dive into 3206 online reviews , focusing on elements like user satisfaction, performance in real-world conditions, and long-term reliability. Our ranking also evaluates each review’s relevancy, authenticity, up-to-dateness and depth so that the comparison is more sound.

We concluded that:

The clear winner of our analysis is 16Pin OBD2 ECO Chip Tuning Box Enhance Horsepower Fuel Efficient Universal for 12‑24V Automotive Auto Repair Tools. We love many things about this product by AKLOSIPY. What sets it apart from the competition is Universal compatibility with many vehicles. , Enhanced performance and fuel savings. , Easy installation and damage-free technology. .
The best value product for most shoppers and where user satisfaction is continuously the highest is ECO OBD2 deisel Plug Drive Chip, Fuel Economy Chip Tuning Box 15% deisel Saving Blue Fuel Economy Tuning Box Universal for Cars After 1996 for Diesel Cars by EVGATSAUTO based on online reviews by bloggers, experts and online shoppers.
The biggest bargain at the moment for Fuel Saver Obd2 and the best cost-to-value ratio is Ecomac, Fuel Saver OBD2 Universal Benzine Economy Gasoline Fuel Saver Tuning Box Chip for Petrol Carat Akozon with a 3% discount.
Our list of the best Fuel Saver Obd2 is updated regularly to reflect new releases and changes in product availability, so be sure to check back often for the latest rankings and discounts.

10 Best Fuel Saver Obd2 in The UK

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We scanned 641 products

We concluded that: