If you're running a larger tire (35" +) and run higher tire pressures (full size truck) you may consider getting a larger tank size like this PT15 for more tire fills. why not get the most out of your Powertank and discover the endless possibilities and uses. If you have the room for it then why not save even more money doing so. Note: this package includes two important items NOT included in the Package A system. The first is a Super Coupler which instantly allows you to interchange air tools and is compatible with 4 other plug styles. The second is our HD Tire inflator which makes tire inflation fast and easy. This Package Includes the 15 lb. Alum. powder coated tank, the SuperFlow HP250i Regulator, Super Bracket, tank boot, reg. cover bag, TIG-8200 inflator, Super Coupler. Saving $40.00 by bundling your tire inflator (TIG-8200) and Super Coupler in this package.