H&R ETS Electronic Lowering System (w/ ABC) for 2005-2013 Mercedes-Benz S63 AMG 4MATIC AWD (W221)

H&R ETS Electronic Lowering System (w/ ABC) for 2005-2013 Mercedes-Benz S63 AMG 4MATIC AWD (W221)H&R ETS Electronic Lowering System modules for your 2005 2013 Mercedes Benz S63 AMG 4MATIC AWD (W221) are plug and play, with no wire cutting and splicing or mechanical wrenching necessary. This means that no modifications to your factory wire harness are required and the module looks like a factory installation. H&R ETS modules come with all the parts required for installation. The ETS unit is easily removed whenever you want to return your car back