inputs.text: audiocontrol first rate product received open box unit - first audiophile worth ears knows audiocontrol products company first rate used several products great results installing unit weekend 2013 silverado 2500hd report back final analysis lcq1 may receive 5star experience tainted unit received obviously \\openbox\\ unit not appear installed box tattered paperwork wrinkled random piece tape packaging stuck factory seal cut open hopefully install goes without hitchupdate 21114installation update going change rating reflect product5 stars not experience magicsound fortunately unit worked fineaudiocontrol absolutely rocks lcq1 got one best products add amplifiers make mediocre oe systehems sound amazing required little tech help audiocontrol guess whatreal people no waiting answer less 5 minutes great company great product easy install made usalook audiocontrol products improve stereo systehem