SELLING S550 ECU/ECM A2789001200 S65 S63 etc
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SELLING S550 ECU/ECM A2789001200 S65 S63 etc
![](https://cimg4.ibsrv.net/gimg/www.mbworld.org-vbulletin/2000x1504/1f08dba5_86bc_4aa0_b806_fd7040aa4341_1588817cd2d72996d0c479f59600cf65ca084176.jpeg)
$449. Used stock ECM control unit. Fully functional. Should fit S550, S550 4-matic. S63 AMG. 4.6 & 5.5L. Sedan, 4.6 & 5.5L. Coupe, 4.6L & 5.5L. - But check your part number. WILL NEED TO BE PROGRAMMED TO YOUR VIN NUMBER BY A DEALER OR QUALIFIED TECH. No returns. Paypal only. What you see is what you get. About $1000 new.
![](https://cimg5.ibsrv.net/gimg/www.mbworld.org-vbulletin/2000x1504/6b942473_c3ec_4582_9afb_4a9239defd5d_282ca089a50b4ed53ae540adfe92c692ff781653.jpeg)