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ECU Tune for BMW 128i E8x (2007-2013)

(N52 3.0L Inline-6 Naturally Aspirated)




- ECUPROGRAM tune file

- ECU Tune Install


128i N52 Tuning Potential:


- - STOCK HP & TQ - - 

218 HP / 184 FT-LB (250 Nm)


- - STAGE 1 - - 

232 HP / 203 FT-LB (275 Nm) 

Can be performed on stock 128i


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


The BMW N52 engine is a naturally aspirated 3.0-liter inline-six engine introduced in 2004. It was used in a range of BMW models, including the 128i, 328i, 528i, and X3, among others. The N52 engine is known for its smooth and refined power delivery, thanks in part to its double VANOS variable valve timing system. While it may not have the same power output as some of BMW's turbocharged engines, the N52 is still a popular choice among car enthusiasts who value its balance of performance, reliability, and refinement.


The MSD81.2 is an engine control unit (ECU). It is responsible for controlling the fuel injection, turbocharging, and other engine management functions. In order to tune the BMW 128i, it is necessary to modify the MSD81.2, either through remapping or through the use of an aftermarket tuning box.


There are several reasons why you might consider BMW N52 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.


Tuning File Fits:

2007 2008 2009 2010 2011 2012 2013 BMW 128i (3 Litres, Natural Aspiration)

BMW 128i E8x N52 Tuning (2007-2013)

SKU: EP-N52-128i-TUN
  • Tune your car at home with a flasher: POWERGATE


    - Book an appointment to get this installed at our shop

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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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