6.5 whoop whoop!

[T680]

2 front and 4 drives

All stays, just remove the bolts with the impact way faster than using the elbow grease as u put it
Unless u are young enough and wanna keep the biceps pumped....lol
Look for the gun,hybrid hose is better to stay straight in cold , don't forget oil for air tools ....Amazon has them all....

Btwy something like Armstrong universal joint maxx 1/2, might give u access to tighter spaces
It may be the best/strongest universal joint made... Not cheap though