hien tai minh chay nouvo lx duoc 12000km roi khong biet co nen gan bo tiet kiem nhien lieu cua DANG HOANG SON duoc khong may bac ?bong den led day minh muon mua de gan vao phan dau cua xe nen mua bong nao tot ?gia bao nhieu ? gan vao co phai thay binh dien gi ko(gan vao phan mat na ,thay 2 bong den mo thanh den led xanh ,choi luon den led gam duoi phan banh xe dau )?minh o binh chanh ?mong may bac chi dum minh .thanks