cant remove pressure hose need help

[Noob-MSP]

im trying to remove my power steering pressure hose but the bolt on the side behind the engine just wont come loose, ive tried spraying it with wd40 and liquid wrench but nothing works, any suggestions

 

[bikingpro5]

heat, you need to warm up the metal to make it easier to move. if you are replacing the line cut it off so that you can slide a socket over the fitting as well.