Shaul Mofaz moved from the position of Defense Minister and received the Transport ministry in the new Cabinet installed on 4 May 2006. In 2008, with Israel's then prime minister, Ehud Olmert, being pressured to resign due to corruption charges, Mofaz announced that he would run for the leadership of the Kadima party. On 5 August 2008, Mofaz officially entered the race to be leader of Kadima. That same day he received a blessing by Shas spiritual leader Rabbi Ovadia Yosef. On 17 September 2008, he lost the Kadima party election, losing to Tzipi Livni for the spot of the Prime Minister
Shaul Mofaz elections, but lost his cabinet position after Likud formed the government. On 27 March 2012, Shaul Mofaz won the Kadima party leadership primaries by a landslide, defeating party chairwoman Tzipi Livni. Mofaz became Vice Prime Minister as part of a deal reached for a government of national unity with Binyamin Netanyahu. Mofaz said during the Kadima primaries that he would not join a government led by Netanyahu. Mofaz left over Netanyahu's indecision over a draft reform law and warned that the prime minister was trying to patch together a majority for a vote to plunge the region into war. In