
13943711 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $55.47 | Condition is Used, 2000-2006 BMW X5 4.4L REAR CABIN POWER DISTRIBUTION FUSE BOX ID 5UXFB53X4LV09279, FREE SHIPPING | 99.7% |
![]() | $69.99 | Top Pick! Condition is Used, 2004 BMW X5 Integrated Power Supply Module 1394731-1, FREE SHIPPING | 99.1% |
![]() | $61.75 | Top Pick! Condition is Used, 2004 BMW X5 Integrated Power Supply Module 1394731-1, shipping cost = $13.66 | ![]() |
![]() | $99.00 | Condition is Used, 13943711 2006 2007 2008 BMW 750i Relay Junction Fuse Box Integrated Power Module, FREE SHIPPING | ![]() |
![]() | $87.06 | Condition is Used, BMW 6 Series Control Module 13943701 113943671 13943711 7510638 1394370 1, shipping cost = $21.75 | 99.7% |
![]() | $219.99 | Condition is Used, 2006-08 BMW 5-6-750I Integrated Power Module OEM, 7 510 638, 12-52-7-510-638, shipping cost = $11.22 | 87.5% |
![]() | $257.40 | Top Pick! Condition is Used, 2008 BMW 750I fuse box integrated power supply control module OEM, shipping cost = $13.00 | 99.3% |

BMW Control Module ECU (E65/E66) - A High-Performance Solution for Your BMW Vehicle
The BMW Control Module ECU (Electronic Control Unit) is a state-of-the-art automotive component designed specifically for BMW models E65 and E66. This advanced electronic control unit is a direct replacement for the original part and offers a multitude of benefits for your BMW vehicle's performance, reliability, and functionality.
The BMW Control Module ECU is a crucial component of your BMW's powertrain control system. It communicates with various sensors and actuators to manage engine functions, transmission control, emission control, and other vehicle systems. This control unit ensures seamless interaction between these components, enabling optimal engine performance and fuel efficiency.
Key Features:1. OEM-Grade Quality: This BMW Control Module ECU is engineered and manufactured to meet or exceed the original equipment manufacturer (OEM) standards. It is built using high-quality materials and advanced manufacturing processes to ensure reliable and long-lasting operation.
2. Enhanced Performance: This aftermarket control module offers improved engine performance, including increased horsepower and torque. It provides better throttle response, smoother shifts, and improved overall drivability.
3. Advanced Diagnostics: The BMW Control Module ECU comes with advanced diagnostic capabilities. It can read and clear engine codes, helping you to identify and resolve issues quickly and easily. This is especially useful for DIY enthusiasts and professional technicians.
4. Customization: The control module offers extensive customization options, allowing users to fine-tune various engine parameters to suit their driving preferences. This includes adjustments to fuel mapping, ignition timing, and other engine control settings.
5. Plug-and-Play Installation: The BMW Control Module ECU is designed for a straightforward installation process. It is a direct replacement for the OEM part, meaning no modifications or custom wiring are required. Simply remove the old module and install the new one in its place.
6. Compatibility: This BMW Control Module ECU is compatible with a wide range of BMW models, including E65 and E66 series. It ensures proper communication and integration with other vehicle systems, ensuring optimal performance and reliability.
7. Durability: The BMW Control Module ECU is built to withstand the rigors of automotive use. It features robust construction, waterproof connectors, and advanced protection against electrical interference, ensuring long-lasting performance.
8. Backed by a Warranty: This BMW Control Module ECU is backed by a comprehensive warranty, providing peace of mind and protection against manufacturing defects. It offers coverage for a specified period, ensuring that you are investing in a high-quality, dependable product.
In conclusion, the BMW Control Module ECU (E65/E66) is an essential upgrade for BMW vehicle owners seeking improved performance, reliability, and functionality. With its OEM-grade quality, advanced diagnostics, customization options, and plug-and-play installation, this control module offers a cost-effective solution for enhancing the driving experience of your BMW.
Buying a BMW E65/E66 Control Module ECU (13943711) can be a significant investment for BMW owners looking to repair or upgrade their vehicle's engine management system. In this response, we will discuss the potential pros and cons of purchasing such a part.
Pros:1. Improved Engine Performance: A new BMW Control Module ECU can offer improved engine performance, including better fuel efficiency, smoother idling, and increased power output.
2. Enhanced Diagnostic Capabilities: The new ECU may come with advanced diagnostic capabilities, allowing for easier identification and resolution of engine-related issues.
3. Compatibility: The 13943711 ECU is specifically designed for BMW E65 and E66 models, ensuring a perfect fit and seamless integration with the vehicle's systems.
4. Reliability: A new ECU can provide improved reliability, reducing the risk of engine-related issues and the need for frequent repairs.
Cons:1. Cost: The cost of purchasing a new BMW Control Module ECU (13943711) can be quite high, making it an expensive investment for some BMW owners.
2. Installation Complexity: Installing the new ECU can be a complex process and may require the assistance of a professional mechanic or BMW specialist.
3. Potential Compatibility Issues: Although the 13943711 ECU is designed for BMW E65 and E66 models, there is a possibility of compatibility issues with certain vehicles or aftermarket modifications.
4. Risk of Damage During Installation: There is a risk of damaging the ECU or other vehicle components during the installation process, which could lead to additional repair costs.
Conclusion:In conclusion, purchasing a new BMW Control Module ECU (13943711) for an E65 or E66 model can offer significant benefits, including improved engine performance, enhanced diagnostic capabilities, and increased reliability. However, the high cost, installation complexity, potential compatibility issues, and risk of damage during installation are potential drawbacks that should be carefully considered before making a purchase.
Recommendation:If you are considering purchasing a new BMW Control Module ECU (13943711), it is recommended that you carefully research your options and consult with a professional BMW mechanic or specialist to ensure that the purchase is the best solution for your specific situation. Additionally, consider the potential costs and risks involved in the installation process to help you make an informed decision.
Details:
This is the exact part referenced for several Bmw 7-series electronic systems. Part details: oem number: 13943711. Item type: electronic control module / ecu engine vehicle unit. Oem Bmw 13943711 electronic control module / ecu fits 7 series E65/e66.
Notes: stored in a clean, dry environment. The module is new and open-box never installed. Stored safely and ready for installation. Ships securely for safe delivery.
Part details item is in new, unused, open-box condition.: this is a genuine Bmw electronic control module / ecu with part number 13943711.
specifications perfoelectric:
- for models: E65, E66
- brand: Bmw
- mpn: 13943711
- part type: Control Module Ecu
- country of origin: Germany
- performance part: Yes
shipping perfoelectric:
- type: fixed
- class: expedited
- transit: 4-7 days
- service: expedited
returns perfoelectric:
- policy: returns accepted
- time: 30 days
- paid by: buyer
general perfoelectric:
- category: Auto Parts > Electrical Components
payments perfoelectric:
- other
- credit card: discover
- wallet: apple-pay
offer perfoelectric:
- availability: in stock
- options: ship-to-home
- started: january 22, 2026
- prices: $55.47–$257.40
- item condition: Used
- best offers: true
- in stock #: 5
- sold #: 11
seller perfoelectric:
- city: acworth, georgia
- rating: 99.1%
- # reviews: 2273
Also Viewed:
- 61-35-9293309-01: CONTROL MODULE, Bmw
- 591-53688: ECM CONTROL, Bmw
- 9138969: CONTROL MODULE, Bmw
- 66216982402: PARKING CONTROL UNIT MODULE, Bmw
- 591-BM1S97: STEERING CONTROL MODULE, Bmw
- 6411-160466-10: AC HVAC HEATER MODULE, Bmw
- 7-552-700: CONTROL TRANSMISSION UNIT MODULE, Bmw
- 9257122: AMPLIFIER, Bmw
- 9183373: MODULE, Bmw
- 5A495A3: SENSOR MODULE, Bmw
- 7229173: FUEL CONTROL PUMP MODULE UNIT, Bmw







