Construction of the second stage (Taringa Parade to Moggill Road) commenced in 1975 and was opened on 24 May 1979.

[2] Later construction began on a direct link to the Centenary Highway, and this extension was opened to traffic on 19 December 1984.

[5] Work began in April 2011 on the Legacy Way, a tunnel to link the Toowong end of the Western Freeway with the Inner City Bypass at Kelvin Grove to reduce travel time between the Centenary Bridge and the Inner City Bypass by 70%.

In February 2014, work began on widening of Western Freeway (executed as part of Legacy Way tunnel project).

The upgrade was intended to improve traffic flow on the freeway between Moggill Road and Legacy Way tunnel.