Either system includes all necessary valves, air lines and hardware for a manual inflation installation. The bags are installed and the lines are then ran to a protected, accessible area. In a sedan like your Bonneville, installing the inflation valves in the trunk is the best bet.
The two systems are very similar and would function alike. Although Firestone is the familiar and trusted household name, from personal experience I can state that the customer service provided by Air Lift is... view full answer...
The Draw-Tite Trailer Hitch Receiver part # 36309 does not come with a bolt leader. This will need to be purchased separately using the 1/2" Bolt Leader part # 80101-1. view full answer...