I have a STEALTH 7.1 DSP and want to install it in my BMW, how do I connect it? Permanently deleted user 15 July 2022 11:43 Updated Use the installation information we have prepared under the Service / Downloads section. Related articles I have a STEALTH 7.1 DSP power amplifier and need the setup software for it? Setting software When do I need the optional BMW UG B100 XHP high-pass crossover? Comments 0 comments Please sign in to leave a comment.