hi i got a sonata and add 18s and a system to it i have 2 12s that are six hundred watts rms and and 12oo watt ma audio amp and also i have 8 tweeters witha linear amp running to those. i am sponsered by an audio shop call M&M AUDIO AND VIDEO. Jim(the owner of the store) helped me out alot! this is my sonata with 18" ice metal rims and hankook tires me messing around installing my speakers. i am a goofy lookin mo fo. this is a crappy picture of the system i will update that soon.thanks for looking be sure to rate it and tell me what you think.