E83 M54 EWS Delete - BMW E83 X3 25i 30i - M54B25 M54B30 M54 - MS45 DMEBMW E83 M54 EWS Delete for 2003 2006 BMW X3 2. 5i and 3. 0i EWS Delete Immobilizer Removal service only with MS45 DME. You send us your DME for modifications or you can do it yourself remotely via our new remote flasher app through your obd2 port and not require to even remove your dme or ship anything to us. No longer will you need a functioning EWS system to start your BMW M54 M56 engine, which is ideal for swaps into other chassis like an e30 e34