
BMW has recommended the use of Chevron Techron Fuel Injector Cleaner for many years, and it has been an accepted engine cleaner for BMW engines for decades. The product is also sold under the name Fuel System Cleaner and is said to be rebranded by BMW. While some BMW owners have reported positive experiences with the product, others have questioned its effectiveness, suggesting that using top-tier gasoline or other fuel system cleaners may be more beneficial. It is important to note that the use of ethanol-based cleaners may cause issues with the catalytic converter in some older BMW models.
| Characteristics | Values |
|---|---|
| BMW recommendation | BMW dealerships in the US sold Techron Fuel System Cleaner with a BMW label |
| Effectiveness | Some users report that Techron has a positive effect on their vehicles, while others claim that it hasn't made a perceivable difference |
| Frequency of use | Users recommend using Techron every couple of fill-ups or every 10,000 miles |
| Alternatives | Liqui-Moly Fuel System Cleaner, Top Tier Gas, Berrymans, Redline SL-1 |
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What You'll Learn
- BMW's fuel system cleaner is a rebranded version of Techron Concentrate Plus
- Techron has been recommended by BMW for over 20 years
- Techron is used to prevent fuel injectors from becoming clogged
- Techron has two products: Fuel Injector Cleaner and Total Fuel System Clean
- Liqui-Moly is another fuel system cleaner that has been recommended by some BMW owners

BMW's fuel system cleaner is a rebranded version of Techron Concentrate Plus
Techron Concentrate Plus is a highly recommended fuel system cleaner by major automakers worldwide. It is a complete fuel system cleaner that helps clean deposits from fuel injectors, carburetors, intake valves, and combustion chambers. It also helps maximize fuel economy, restore lost power and performance, and minimize harmful exhaust emissions.
Many BMW owners have been using Techron in their fuel-injected vehicles for over 20 years, and some have noticed a significant difference in how smooth and responsive their cars are after adding it to their fuel system. One BMW owner commented that they have been following this policy since their third BMW and have not had a single fuel system problem in about a quarter of a million miles of driving.
A Liqui-Moly representative at a BMW event also recommended Techron over Jectron a few years ago. They stated that while Jectron caused misfires, Techron has never given them any problems.
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Techron has been recommended by BMW for over 20 years
Techron was a standard additive put into cars serviced by BMW for many years. It was recommended by dealer service technicians every couple of fill-ups to counteract any bad batches of gas, even from top-tier suppliers. It was also recommended to be used before and after a 12,000-mile service.
BMW owners have also been buying bottles of Techron and adding them to their tanks periodically between service visits. One owner even stated that they used a can of Chevron Techron Fuel Injector Cleaner in 10-11 gallons of fresh gas.
Techron makes two products: Fuel Injector Cleaner and Total Fuel System Clean. The latter is said to be the better product, with a higher concentration of the proprietary cleaning agent. It is also said to have 10 times the amount of PEA compared to Chevron gasoline.
While some BMW owners have switched to using only top-tier gas, many still swear by Techron, with one owner stating that they have used it for years without any problems.
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Techron is used to prevent fuel injectors from becoming clogged
Fuel injectors play a crucial role in modern engines, delivering a precise amount of fuel to the engine's combustion chamber. However, over time, carbon deposits and other contaminants can accumulate in the fuel system, leading to clogged fuel injectors. This can result in impaired engine performance, reduced fuel efficiency, and even damage to the engine.
Techron is a patented fuel additive designed to prevent and clean clogged fuel injectors. It contains powerful detergents that target carbon deposits and break them down, preventing them from accumulating in the fuel system. By periodically using Techron, drivers can help keep their fuel injectors clean and maintain optimal engine performance.
Techron's unique formulation is compatible with all types of fuel systems and can be used in both gasoline and diesel engines. It is safe to use in commercially available ethanol-blended fuels and will not harm aftertreatment devices. Techron is also effective in engines with higher mileage, as it includes corrosion inhibitors to protect fuel system components.
BMW, one of the leading automotive manufacturers, has recognised the benefits of Techron. For several years, BMW dealerships in the United States sold Techron Fuel System Cleaner bottled with a BMW label, and some BMW owners have recommended its use. Techron Concentrate Plus is even believed to be the same product that BMW relabels as their fuel system cleaner.
In addition to its effectiveness, Techron is easy to use. It can be added to a full tank of gasoline, and with continued use, it helps optimise engine performance, minimise emissions, restore lost power, and maximise fuel economy. However, it is important to note that while Techron is a powerful tool for preventing and cleaning clogged fuel injectors, regular maintenance and the use of high-quality fuels are also essential for maintaining the health of your fuel injectors and engine.
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Techron has two products: Fuel Injector Cleaner and Total Fuel System Clean
The Fuel Injector Cleaner is designed to clean and remove deposits from fuel injectors, which can build up over time, even when using top-tier fuels. It helps to maximize fuel economy, restore lost power and performance, and minimize harmful exhaust emissions. This product is suitable for gasoline carbureted or fuel-injected spark ignition engines.
On the other hand, the Total Fuel System Clean is a more comprehensive solution that cleans, restores, and protects the entire fuel system, including sulfur-contaminated fuel gauge sensors. It also helps to maximize fuel economy, restore lost power and performance, and minimize harmful exhaust emissions. In addition, it can relieve cold start problems, minimize deposit-related knocks and pings, and restore lost acceleration. This product is recommended for use every season or before an oil change.
Some BMW owners have reported using Techron products in their vehicles. One user shared that they noticed an improvement in the smoothness and responsiveness of their 2008 BMW 535i Sport after using the Fuel Injector Cleaner. Another user mentioned that BMW dealerships in the United States previously sold the Total Fuel System Cleaner bottled with a BMW label. Additionally, a BMW owner stated that they were recommended Techron by a liqui-moly representative at a BMW event, and it has worked well for them.
While Techron products can provide benefits, it is important to follow the instructions on the bottle and be cautious when using any fuel additive. Some users have reported issues with their engines after using fuel injector cleaners, including oil smelling like gas and potential damage to the engine. It is recommended to replace the plugs after using Techron and to address any underlying issues with the injectors or other components.
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Liqui-Moly is another fuel system cleaner that has been recommended by some BMW owners
While it is unclear whether BMW officially recommends the use of Tecron fuel injector cleaner, it seems that the product has been rebranded as the BMW fuel system cleaner. Some BMW owners have also recommended Liqui-Moly as another fuel system cleaner. This product is said to be effective in cleaning and maintaining the fuel systems of injected or carbureted gasoline engines. It can be used as a problem solver and for preventive maintenance, cleaning injectors and the combustion chamber, and restoring proper fuel atomization. Liqui-Moly's Jectron Fuel Injection Cleaner, in particular, is designed to clean and maintain the fuel system of port-injected and carbureted gasoline engines. It removes carbon deposits from intake valves and the combustion chamber, while also protecting against corrosion. Regular use of this product is said to keep the fuel system in perfect working order.
Some BMW owners have shared their positive experiences with Liqui-Moly products. One owner of a 2011 BMW Z4 35is shared that their engine light came on, indicating an issue with the fuel mixture. After using Liqui-Moly Jectron, the issue was resolved within 100 miles, and the car was running smoothly again. Another owner shared that they noticed an improvement in their BMW's performance after using the Liqui-Moly injector cleaner, with smoother idling and an increase of 5-7 MPG at certain cruising speeds.
Liqui-Moly also offers a Pro-Line Gasoline System Cleaner, which is suitable for use in all 4-stroke gasoline engines, with or without turbochargers. It is safe to use with catalytic converters and particulate filters. This product is designed to be used at every inspection, once a year, for existing fuel system problems, or after fuel system repairs.
Overall, while some BMW owners recommend Liqui-Moly fuel system cleaners, it is always a good idea to refer to the owner's manual and consult with BMW experts or mechanics before using any fuel additives or cleaners in your vehicle.
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Frequently asked questions
Yes, BMW dealerships in the United States have sold Techron Fuel System Cleaner with a BMW label. It is also recommended by dealer and independent techs.
The latter has a higher concentration of the proprietary cleaning agent and is considered to be the better product.
It is recommended to use Techron every couple of fill-ups or every 10,000 miles.
Techron is a popular choice for many BMW owners and is considered to be very high in PEA. Liqui-Moly is another option that has been recommended by some.
Top Tier Gas is an alternative to Techron. It is fuel that has been blended with detergents and is recommended as the only gas to fill your BMW with.











































