"Guitarro" subsequently recommissioned 15 May 1954 and commenced the training of Turkish sailors prior to transfer to Turkey under the Military Defense Assistance Program. "Guitarro" decommissioned and was loaned to Turkey 7 August 1954. She was commissioned as TCG "Preveze", the first submarine on that name. Originally designated S 22, she was redesignated S 340 in 1965. On 1 January 1972 the submarine was formally sold to Turkey. She was decommissioned on 4 May 1972, renamed "Ceryan Botu (No. 4)", and served as a battery charging hulk until scrapped in September 1983. Her sail was preserved at Gölcük Naval Base until the earthquake of 17 August 1999.