yes it was very easy! it took me and my cousin all of about 45 minutes! yes i did an allinment. everyone of my buddies that know about trucks and have done a leveling kit have told me to do so.. i got a bedliner in mine also. i went with LINE-X it has a lifetime waranty! i also put speakers... i put 2 12" polk audio MM subs with an mtx jackhammer 1200 watt amp under my seat!