Description Cloning service for Mercedes Benz SIM271DE2.0 and SIM271KE2.0 ECMs. You’ll find these ECMs in Mercedes Benz C250 and SLK250 1.8 liter 4 cylinder turbo charged engines. The cost of cloning is $675. This price includes a used donor unit. We back our product with a 2 year warranty. When you receive the cloned donor unit, all you have to do is plug it in. No programming required. If you have questions, don’t hesitate to call 818.510.3375 Send your original ECM here: Mercedes Benz Specialist 8520 Michigan Ave., Unit 4829 Whittier, CA 90607