The North-South Expressway Central Link (NSECL), E6 (Malay: Lebuhraya Utara-Selatan Hubungan Tengah) also known as ELITE or ELITE Highway, is a critical link for the North South Expressway (NSE) providing northbound and southbound travelers with an uninterrupted journey bypassing the city congestion in Kuala Lumpur, Malaysia.

North-South Expressway (NSE) Southern Route, E2 AH2 is the southern route of the North-South Expressway, which is the longest expressway in Malaysia. It is connected by the E1, and continues on down south. The expressway is roughly oriented in a north-south direction traversing four states in Peninsular Malaysia; namely Selangor, Negeri Sembilan, Melaka and Johor.

The New Klang Valley Expressway, or the NKVE E1 AH2 refers to a stretch of the North-South Expressway in Peninsular Malaysia which starts from Bukit Raja near Klang town, and ends at Jalan Duta in Kuala Lumpur. People sometimes call it the North Klang Valley Expressway due to its location in Malaysia’s most populated region, but most refer to it by its initials. The speed limit on the expressway are 110 km/h (68 mph) on Bukit Raja-Bukit Lanjan stretch and 90 km/h (55 mph) on Bukit Lanjan-Jalan Duta stretch.

North-South Expressway (NSE) Northern Route, E1 is the northern part of Malaysia’s longest expressway, the North-South Expressway. It is situated on the west coast of Peninsular Malaysia, linking the northern states of Kedah, Penang, Perak and Selangor.