Subaru Legacy Noises Pop

1) Whenever My Car Is Driven, Even For A Short While, And Then The Engine Is Turned Off, For The Next 5 Minutes You Can Hear Snap, Crackle...

And After The Pop Noise The Car Didnt Want To Stop As Good As Usually Does Was Slipping On Dry Pavement

Basically That's It. When I Accelerate From 1st Gear, With The Gas Pedal Pressed More Then Half Way Down, The Car Makes A Load Knock Or "pop...

Its Making Poping Sounds From The Front Also The Power Steering Is Really Hard As Of Late.it Maybe The U Joints Or Something. But I Dunno...