fits model: Efi, Sportster. make: Harley. year: 2007–2013.

( Brand: Dobeck Performance ), ( Part Type: Fuel Controller )
The O2 Harley 8120090 EFI Tuner Injection 07-13 EJK Bypass Controller Fuel Sportster is an advanced tuning device designed specifically for Harley-Davidson models from 2007 to 2013. This tuner bypasses the factory EJK (Engine Judgment Knock) system, allowing for more precise and optimized fuel delivery.
The 8120090 EFI Tuner features a user-friendly interface that allows riders to easily adjust fuel, timing, and other critical engine parameters. With its plug-and-play design, installation is straightforward and does not require any permanent modifications to your bike.
This tuner is compatible with both stock and aftermarket exhaust systems, making it a versatile solution for a wide range of Harley-Davidson riders. It is also equipped with a 16-bit processor that provides fast and accurate data readings, ensuring optimal engine performance.
The O2 Harley 8120090 EFI Tuner Injection 07-13 EJK Bypass Controller Fuel Sportster is not just a tuning device; it's an investment in your riding experience. It enhances your bike's performance, improves fuel efficiency, and provides a smoother, more responsive ride. With this tuner, you can unlock your Harley-Davidson's full potential and take your riding to the next level.
Pros of buying a O2 Harley 8120090 EFI Tuner Injection 07-13 EJK Bypass Controller Fuel Sportster:1. Improved Performance: The tuner can enhance the engine's performance by adjusting the fuel-air mixture, which can result in increased horsepower and torque.
2. Better Fuel Efficiency: By optimizing the fuel-air mixture, the tuner can also improve the fuel efficiency of your Harley-Davidson, saving you money in the long run.
3. Easy Installation: The tuner is designed to be easy to install, and it does not require any permanent modifications to your bike.
4. Customizable: The tuner allows you to customize the settings to suit your riding style and preferences, giving you more control over your bike's performance.
Cons of buying a O2 Harley 8120090 EFI Tuner Injection 07-13 EJK Bypass Controller Fuel Sportster:1. Cost: The tuner can be expensive, and it may not be within everyone's budget.
2. Potential for Damage: If not installed correctly, the tuner can damage your bike's engine or other components, so it's important to follow the installation instructions carefully.
3. Legal Concerns: In some areas, modifying your bike's emissions system may be illegal, so it's important to check your local laws before purchasing a tuner.
Conclusion:The O2 Harley 8120090 EFI Tuner Injection 07-13 EJK Bypass Controller Fuel Sportster can be a great investment for Harley-Davidson owners who want to improve their bike's performance and fuel efficiency. However, it's important to consider the potential costs and risks before making a purchase. If you're comfortable with the risks and have the budget, the tuner can be a great way to customize your Harley-Davidson and get more enjoyment out of your riding experience.
Recommendation:If you're considering purchasing the O2 Harley 8120090 EFI Tuner Injection 07-13 EJK Bypass Controller Fuel Sportster, we recommend doing your research first. Make sure you understand the installation process and the potential risks involved. If you're not comfortable installing the tuner yourself, consider hiring a professional to do it for you. And finally, make sure you're complying with all local laws and regulations before making any modifications to your bike's emissions system.
Most controllers have the basic idle cruise, acceleration, and full throttle zones to adjust. Upon exiting, the light setting is automatically saved for each individual mode. 5 Efi controller is an extension to the gen 3 controller.
The controller allows this by breaking down a drive cycle into very understandable zones to make adjustments. However, the leds can be adjusted to the following positions. With power supplied to the box by either starting the vehicle or just turning the key on, the adjustment modes are accessed by pressing the mode button. The adjusting mode is exited by waiting several seconds without pressing any buttons.
For easy reference, the leds are numbered 1 through 8. The light settings in each mode are adjusted by pressing the plus and minus buttons located on the right and left side of the mode button, respectively. Gen Power for the unit is gained through the injector connections and a black ground wire just needs to be attached to the negative terminal on the battery if present or by a metal screw onto the vehicle frame.
5, controller comes with o2 bypasses ox 003. Does not interfere with stock ecu operation this is a very common feature of all after market Efi controllers, but needs to be stated to reassure all end users. Load can easily be explained by stating that riding up a hill puts more load on the vehicle than driving on a flat road, but yet the same taps and rpm can be achieved in both circumstances.
Dobeck Performance ejk gen3. Like carburetor jet kits of the past the controller offers a range of adjust ability to tune your vehicle.
The controller is not 100 water proof, but will continue to function properly through rainstorms, snow, washing your vehicle, etc. You can literally drive the vehicle, make setting adjustments, and instantaneously feel the results.
The gen The unit comes pre programmed for a stage 1 setup for each application. Simple push button adjustment interface the controller offers 'on the fly' adjustment using three push buttons on the label interface.
The current adjust mode is determined by the color of the flashing Leland whether or not the 8th led is blinking blue. The gen Should the controller fail to perform then the manufacturer will repair or replace the unit to the original retail purchaser at no charge except for shipping charges back to the manufacturer.
Uses unique load based technology the controller uses load based technology which sets it apart from most of the competition.654 available gen 3 vs. Try the interactive flash demo below to get used to adjusting the modes and understanding the light setting positions.
No computer needed no Dino required plug n' play installation minutes to install, base settings are preset uses unique load based technology offers full range tenability does not interfere with stock ecu operation simple push button adjustment interface water resistant carb approved e. Most Efi controllers use what is called 'alpha n' tuning technology. Load based tuning allows a user to tune their vehicle for every gear and for all riding conditions.
Easy controller adjustment the controller comes with three interactive buttons that are used to enter the adjusting mode and change the on board tuning features' light settings. The controller actually has 11,390,625 available maps in the unit which are accessible without using a computer program to reprogram the unit. The controller can be installed and set to actually allow the user to still run a stock configuration, but allows the user to add or pull fuel within easy to understand tuning zones.
5 controller has the ability to add or pull fuel within each available fueling zone. 5 controller has the ability to add fuel within each available fueling zone. Watch this YouTube video 2 year warranty the controllers come with a two 2 year warranty from date of purchase against original defects in materials and workmanship.
5, 3, The controller is still an electrical device and without this coating would short circuit when in contact with water based substances. Here for an interactive tuning demo controller key feature explanations no computer needed this Efi controller is one of the only ones on the market which allows a large range of adjust ability without the use of a computer. Alpha n tuning is associated with just using throttle position taps and rpm as the factors to make tuning adjustments.
The three buttons are labeled mode, plus, and minus. The controller does not trip any engine codes or affect the ecu operation in any way. The adjusting mode is distinguishable by at least one or more leds flashing.
Light setting changes are then made for each respective mode by pressing the plus and minus buttons. We like to use the term 'on the fly' tuning. After physically installing the controller in most cases you are all set to go on a test ride.
Water resistant the hardware components within the controller are covered with a substance to make the controller water resistant. Why deal with the complexity it's an electronic jet kit to make fuel injection tuning easy, simple, and fast so you can enjoy more time riding. Essentially with all Efi vehicles software has replaced some hardware.
Some after market Efi controllers like to claim 'on the fly' tuning which to them means toggling only between a couple preset maps. Most of the time this will only require you to remove a few components to gain access to these injector connections.
Plug n' play installation minutes to install, base settings are preset all of the offered controllers are plug n' play installations and can be done in a manner of minutes instead of hours.
Load based technology differs by using rate, taps and rpm as the key factors for adjustment. There does exist a computer program called power lab and the controllers can be reprogrammed by a computer, but most users do not require this ability.
Instead of physical jets and needles the controller has this adjust ability built into the unit and can quickly be adjusted while riding the vehicle. 5 fuel injection controller also in stock with a k n high Performance air filters and intake kits for a serious high Performance deal. The gen 3 is a piggy back Efi controller because it does not replace the stock ecu, but rather monitors the signals to the injectors and makes fuel adjustments based on the mode settings.
Harley Davidson Sportster gen The gen 3 has a push button interface allowing access up to 6 different modes to allow for quick fine tuning by the end user without needing a computer. When power is applied to the unit, the adjusting mode may be accessed at any time by pressing the mode button.
Offers full range tenability the controller is sold as an electronic jet kit.