URIRx98

Iknow some of yo have added a sub to your cl-s but how did u do i thout messing up the stock system. I repeat, i dont want to touch the stock radio, just want to add a sub to the stock bose system. I have had a couple f people say that it wont work and i know you guys are the only ones that an help. Thanks

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silver CL-S no navi, spoiler, tint all around, sun visor, and eurolights fog lights