inputs.text: feel bass - amp kicks butt day long installed amp extended cab chevy silverado pushes four 10 subs lanzar placed rear seat rattles seats used 2000 watts lanzar opticompetition amp always liked solid bass never feel bass like great feeling feel bass vibrating body shopping amp knew wanted lanzar good experience amp 10 yrs one mentioned getting confused lots models categories dont understand doesnt make sense two three models took two months make decision finally gave shot one right connections back connect zero gauge cable pos neg amp huge need make sure enough room first installed hardly bass sound coming jerking subs awful kinda feel disappointed beginning started scratch tuning sound reading owners manual awesome alpine stereo wowthings started change best jerking subs boost unit removed finish tuning sound taking time follow instructions unit total sound became incredible every one says wow amp take energy battery first installed 6 month old gel battery every store tells best even someone big sound systemnot true every time drove truck sound truck always hesitated run streets freeway freeway always wanted die replaced lots sensors one day decided replaced battery regular acid battery problem stopped no one able figure runs great sound pumping hard make sure stay away gel batteries one last important thing called many times lanzar questions seeking advice buy even called send old amp repair let tell never talk anyone youre lucky speak someone always wrong person wrong department lanzar worst customer service ever experienced dont expect support help themyoure lanzar reason stick lanzar good experience product great price one last notei also lanzar amp mids highs 10 yrs old still sounds great 3 pairs 6 spkrs total 2 dash 2 doors 2 rear panels