Some after market HU bring a fuse in the RED power line. If it did not bring one then you I would not put one in...You already have a RADIO fuse in the cars fuse box....Its not gonna hurt to put one in, but I dont think you'll need one!
no, no... i got the deck already. thats been in. i got both batts in to. but i never fused between em //content.invisioncic.com/y282845/emoticons/confused.gif.e820e0216602db4765798ac39d28caa9.gif