Attaching this small 5"X7" decal to the back window of your vehicle earns you a free 2oz bottle of DurAlt ($10.88 value) for each vehicle it is on.  Simply send us a photo of the decal on your vehicle to info@fuelsaverinc.com and we'll include a FREE bottle with your next order!  (Limit of 2 Decals per Consumer; must be ordered with product)