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Holiday Closure: Rpm Motorsport will be closed for the Easter Holiday Friday April 18th 2025. We will resume regular business hours on Monday April 21st.
BMW E46 (3 Series) MS45.1 Remanufactured ECU 04/2003 to 08/2006

BMW E46 (3 Series) MS45.1 Remanufactured ECU 04/2003 to 08/2006

Save $180.00 USD Save $180.00 USD
$899.00 USD
$719.00 USD

Hurry! There are only 3 unit[s] left in stock.

  • 1 to 2 Business days turnaround time upon arrival
  • Overnight shipping both ways using our UPS shipping label

Product Information

This is a Re-manufactured MS45.1 DME (ECU) For a BMW E46 (3 Series) With a M54 or a M56 Engine, Years 03/2003 To 08/2006. 

We can send this ECU with the following Options:

  • Un-programmed or Coded (Factory Default).
  • Programmed and Coded (DME - EWS Alignment Required).
  • Programmed, Coded and Aligned to your EWS and Keys. (Shipping Required).
  • Completely Unlocked (Plug and Play).

    All Choices can be made by clicking on " Add to Cart " button found above.


    Models Supported

    • BMW 3 Series E46 325i from 04/2003 to 02/2005 DME MS45.1 Siemens
    • BMW 3 Series E46 330i from 04/2003 to 02/2006 DME MS45.1 Siemens
    • BMW 3 Series E46 325Ci from 04/2003 to 08/2006 DME MS45.1 Siemens
    • BMW 3 Series E46 330Ci from 04/2003 to 05/2006 DME MS45.1 Siemens

    DME / ECU Support list

    • 7512523  -  7514833  -  7527015  -  7522584
    • 7523810  -  7525937  -  7526791  -  7527110
    • 7524718  -  7530211  -  7531500  -  7531442
    • 7532142  -  7532903  -  7533652  -  7533654
    • 7541336  -  7541344  -  7543158  -  7543224
    • 7548770  -  7548772  -  7549388  -  7549391
    • 7549795  -  7561382  -  7561383 

    Customer Reviews

    Based on 7 reviews
    100%
    (7)
    0%
    (0)
    0%
    (0)
    0%
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    J
    John J. (Ballwin, US)
    DME REPAIR

    ONCE AGAIN, THANK YOU FOR GETTING THE DME BACK IN A TIMELY
    MANNER, ANOTHER HAPPY CUSTOMER

    Hello John,

    You're very welcome! We're looking forward to hearing from you again soon!

    J
    Jeff H. (West Berlin, US)
    world class bmw professional

    They went above & beyond my low expectations, I've been looking for THE bmw electronics repair shop and trust me this is the place

    Thank you Jeff! We're always here for you! :)

    J
    Jose S. (Louisville, US)
    the best & realest !!!!!

    had problems with me X3 stopping out of nowhere with the EML BRAKE 4x4 light & my dealer proved me at 2000 for a part so I did some researching & found rpm & man I’m so thankful I did I was skeptical I would have the same problem when I received the dme but I was proved wrong my X3 drives like brand new with NO CUTOFFS & they sent me a new programmed key for a great price all plus these guys did it all within a week !!! thank you guys so much you’re the best .

    Hello Jose,

    It's feedback like this that keeps us going! Thank you for your kind words and we're so happy that we got your baby back on the road! :)

    123

    Customer Reviews

    Based on 7 reviews
    100%
    (7)
    0%
    (0)
    0%
    (0)
    0%
    (0)
    0%
    (0)
    J
    John J. (Ballwin, US)
    DME REPAIR

    ONCE AGAIN, THANK YOU FOR GETTING THE DME BACK IN A TIMELY
    MANNER, ANOTHER HAPPY CUSTOMER

    Hello John,

    You're very welcome! We're looking forward to hearing from you again soon!

    J
    Jeff H. (West Berlin, US)
    world class bmw professional

    They went above & beyond my low expectations, I've been looking for THE bmw electronics repair shop and trust me this is the place

    Thank you Jeff! We're always here for you! :)

    J
    Jose S. (Louisville, US)
    the best & realest !!!!!

    had problems with me X3 stopping out of nowhere with the EML BRAKE 4x4 light & my dealer proved me at 2000 for a part so I did some researching & found rpm & man I’m so thankful I did I was skeptical I would have the same problem when I received the dme but I was proved wrong my X3 drives like brand new with NO CUTOFFS & they sent me a new programmed key for a great price all plus these guys did it all within a week !!! thank you guys so much you’re the best .

    Hello Jose,

    It's feedback like this that keeps us going! Thank you for your kind words and we're so happy that we got your baby back on the road! :)

    123