An apparatus for use in exchanging fluid with a tank , said apparatus comprising: a bung extractor casing comprising: a first end configured to removably couple to a tank port (22; 222), the tank port (22; 222) configured to be sealingly coupled to a bung plug (52; 252); a second end opposite said first end; a hose connector configured to removably couple to a hose; and an extractor casing channel defined between said first end and said hose connector; and the apparatus further comprising a bung extractor coupled to said extractor casing second end, wherein said bung extractor comprises a tip portion configured to releasably engage the bung plug (52; 252), wherein said bung extractor is operable to selectively uncouple the bung plug (52; 252) from the tank port (22; 222) such that a sealed flow path is formed through the tank port (22; 222) and said extractor casing channel; wherein said bung extractor casing comprises a bung extractor mount coupled to a bung extractor body , wherein said extractor casing first end comprises a first end of said extractor mount , said extractor casing second end comprises a second end of said extractor body , said hose connector is disposed on said extractor body , and said extractor casing channel comprises a hose connector channel , an extractor body channel , and an extractor mount channel in flow communication; and the apparatus further comprising a clamp configured to removably couple said extractor body to said extractor mount in a swivel joint. a bung extractor casing comprising: a first end configured to removably couple to a tank port (22; 222), the tank port (22; 222) configured to be sealingly coupled to a bung plug (52; 252); a second end opposite said first end; a hose connector configured to removably couple to a hose; and an extractor casing channel defined between said first end and said hose connector; and a first end configured to removably couple to a tank port (22; 222), the tank port (22; 222) configured to be sealingly coupled to a bung plug (52; 252); a second end opposite said first end; a hose connector configured to removably couple to a hose; and an extractor casing channel defined between said first end and said hose connector; and the apparatus further comprising a bung extractor coupled to said extractor casing second end, wherein said bung extractor comprises a tip portion configured to releasably engage the bung plug (52; 252), wherein said bung extractor is operable to selectively uncouple the bung plug (52; 252) from the tank port (22; 222) such that a sealed flow path is formed through the tank port (22; 222) and said extractor casing channel; wherein said bung extractor casing comprises a bung extractor mount coupled to a bung extractor body , wherein said extractor casing first end comprises a first end of said extractor mount , said extractor casing second end comprises a second end of said extractor body , said hose connector is disposed on said extractor body , and said extractor casing channel comprises a hose connector channel , an extractor body channel , and an extractor mount channel in flow communication; and the apparatus further comprising a clamp configured to removably couple said extractor body to said extractor mount in a swivel joint. <EOS>