Can Anyone Tell Me The Size Of The Speakers To The Front Door To A "99" Sentra. Can Someone One Give Some Advice On What Would Be Best To Put In And What Do Tweeters Do? I Have 6x9 Kickers In The Back I Would Perfer The Front One's To Be Kickers Too. If U Can Also Give Some Info. On What Sites Or Someone Selling A Body Kit And Altezza Tail Lights For A Reasonable Price. Would Very Much Appreciated.