ECU Tuning for BMW M3 E90 (2005-2011)
(S65 4.0L V8 Naturally Aspirated) 
(Continental MSS60 ECU/DME)
 
Includes:
- ECUPROGRAM tune file
- ECU Tune Install
 
M3 S65 Tuning Potential:
 
- - STOCK HP & TQ - -
414 HP / 295 FT-LB (400 Nm)
 
- - STAGE 1 - -
440 HP / 317 FT-LB (430 Nm)
Can be performed on stock M3
 
The BMW S65 engine is a high-performance 4.0-liter V8 engine that was used in the BMW M3 from 2008 to 2013. This engine is known for its impressive power output. The S65 engine features a high-pressure direct fuel injection system and individual throttle bodies, contributing to its excellent performance and responsiveness. The engine's lightweight construction, including its magnesium alloy block, helps to reduce weight and improve handling. The S65 engine also features a variable valve timing system and a high-revving capability, making it an ideal choice for those who demand a thrilling driving experience. With its impressive performance and advanced features, the S65 engine has earned a reputation as one of the most impressive and iconic engines produced by BMW, making it a popular choice among car enthusiasts who value high-performance engines.
 
The MSS60 is an engine control unit (ECU), also known as DME/ECM/DDE. It is responsible for controlling the fuel injection, turbocharging, and other engine management functions. In order to tune the BMW M3, it is necessary to modify the MSS60 map, through ECU programming, remapping or through the use of an aftermarket tuning box.
 
There are several reasons why you might consider BMW S65 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:
2005 2006 2007 2008 2009 2010 2011
BMW M3 S65 (4.0 Litres, Natural Aspiration)