The fronts just bolt on. Use the bushing grease IPD provides and don't overdo the torque on the end link bushings or you might break a link. In the rear the weight of the vehicle, depending on how and if you raise it, might bind the shock bolt and make it difficult to work with. Clearing the exhaust is a little puzzle as you twist and turn the bar to fit it. Sway bars are not the rocket science of car repair.