{"product_id":"mercedes-w221-s550-cls550-s63-e550-m157-m278-ecu-engine-control-module-unit-oem","title":"Mercedes W221 S550 CLS550 S63 E550 M157 M278 ECU Engine Control Module Unit OEM","description":"\u003cp\u003e\u003cstrong\u003eMercedes W221 S550, CLS550, S63 \u0026amp; E550 OEM Engine Control Module (ECU)\u003c\/strong\u003e for M157 and M278 engines. This original equipment manufacturer unit manages fuel injection, ignition timing, and emissions control for optimal performance and reliability.\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eFits: W221 S550, CLS550, S63 AMG, E550\u003c\/li\u003e\n\u003cli\u003eEngine Compatibility: M157 and M278\u003c\/li\u003e\n\u003cli\u003eOEM Factory Component\u003c\/li\u003e\n\u003cli\u003eDirect Plug-and-Play Installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eRestore your vehicle's engine management system with this genuine ECU—no reprogramming needed for same-model replacements.\u003c\/p\u003e","brand":"eBay Import","offers":[{"title":"Default Title","offer_id":45888403046502,"sku":null,"price":338.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0703\/4630\/9734\/files\/s-l100_99be9517-2380-4a0d-8d68-ea3d43619dd0.jpg?v=1783006458","url":"https:\/\/findmypart.shop\/products\/mercedes-w221-s550-cls550-s63-e550-m157-m278-ecu-engine-control-module-unit-oem","provider":"Find My Part","version":"1.0","type":"link"}