South Kedah Expressway (Lekas, E4), or Sungai PetaniâÂÂKedah Inner Expressway (SPIKE), is a new expressway under planning in Kedah, Malaysia. "Lekas" stands for "Lebuhraya Kedah Selatan". The South Kedah Expressway is much similar to the NorthâÂÂSouth Expressway Central Link E6 (Shah AlamâÂÂNilai North) in the Klang Valley. It will act as a bypass from the state of Penang.
The entire route is located in Kedah.