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ECU Tune for BMW 335i E90 (2010-2011)

(N55 3.0L Inline-6 Twin Turbo) 


335i N55 Tuning Potential:


Stock power and gains vary based on conditions and state of the vehicle.


- - STOCK HP & TQ - -

306 HP / 295 FT-LB (400 Nm)


- - STAGE 1 - -

370 HP / 383 FT-LB (520 Nm)

Can be performed on stock 335i


- - STAGE 2 - - [+$150]

400 HP / 415 FT-LB (563 Nm)

(Contact for mod requirements)


- - ZF6HP TCU Tuning - - [+$349]

BMW Transmission Tuning:

- Increased torque through all RPMs,

- Noticably Smoother Shifts and Acceleration

- Custom shift patterns to match your driving needs

Can be done with any Stage of Tuning!


The BMW N55 Engine is a 3.0-liter inline-six engine introduced in 2009. It is the successor to the N54 engine and is currently used in a variety of BMW models, including the 135i, 335i, 435i, M2, and many more. The N55 is a direct injection engine fed with a twin-scroll turbocharger and variable valve timing to produce high levels of power and torque.


The ZF 6HP is an 6-speed Hydraulic system Planetary gear automatic transmission. The ZF HP transmissions are still used in a wide range of high end car models including: Aston Martin, most BMW Serie, Audi, Rolls-Royce, Toyota Supra, and many more. The ZF 6HP was first introduced in 2000 and was a popular choice among car enthusiasts for its lighter nature, broad gear ratios, reliable performance capabilities, and fuel efficiency.


There are several reasons why you might consider BMW N55 tuning, including:


- Increase Horsepower & Torque: The most noticable benefits of tuning your ECU is the increase in horsepower and torque. Even without aftermarket modifications, you can see a significant improvement in your engine's performance, resulting in faster acceleration and a more engaging driving experience.


- Improve Fuel Efficiency: While more HP and TQ is often the primary goal of tuning, many tuning parameters can also result in improved fuel efficiency. By optimizing the engine's performance, you can reduce the amount of fuel needed to accelerate and cruise, saving you money at the pump.


- Enhanced Reliability: By addressing common issues from the factory and making the engine more efficient, you can reduce the risk of breakdowns and extend the life of your vehicle.

BMW 335i E90 N55 Tuning (2010-2011)

SKU: EP-N55-335i-TUN
C$759.00 Regular Price
C$699.00Sale Price
  • Tune your car at home with a flasher:

    - CMD Flashtec MPF [+$350]

         (Android Flasher)

    - Alientech Powergate3+ [+$385]

         (Handheld Flasher)


    - TCU Tuning [+$349]

    (Increase responsiveness and power potential or fuel economy)

    (Cannot be shipped it has to be done in store only)


    - Send in your ECU to get tuned and then shipped back

View parts for this car



Turbocharger for VW/Audi 2.0/1.8 MQB PLATFORM




Test Pipe for 2009-2017 Audi A4/A5/Q5 2.0T with EA888




Supercharger Pulley Upgrade Kit for Audi with 3.0T supercharged (before 2016)



Look no further - ECUPROGRAM, your dream Performance Tuning & Upgrade Shop is here! For more information about our ECU tuning services and how it can benefit your vehicle, don't hesitate to reach out to us.

4527 1 St SE, Calgary, AB T2G 2L2, Canada

(403) 457-3650

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