HAVE QUESTIONS?
Discover what others are asking and achieve a pristine car monthly with our convenient wash pass!
Membership FAQS
You can sign up by using the membership form, located on the Membership Sign Up page.
- Diamond Membership – 23¢ off each gallon*
- Platinum Membership – 18¢ off each gallon*
- Gold Membership – 13¢ off each gallon*
*Up to 60 gallons a month
With a membership, you have access to all Super Tunnel locations.
Yes! Highly effective, closed-cell materials avoid dirt or grime from being held. These combined with top-of-the-line chemicals from ArmorAll®, Rain-X®, and Blue Coral®, provide the safest and most gentle wash for your vehicle.
It’s easy! Select “Loyalty” then “Super Tunnel Rewards” when transacting at the fuel pump or inside Common Cents stores. Utilizing the phone number associated to your active Super Tunnel account will lower your prices!
The Unlimited Wash Club is truly unlimited! You can wash as many times as you need, and no contracts to speak of either.
Additional vehicles added to the Unlimited Wash Club are discounted each month, as well as a 10% discount for active or veteran military members, first responders, and medical professionals.
Visit the Super Tunnel location nearest you to have a new windshield sticker installed by a car wash attendant.
The easiest and safest way to update your card is to talk with an attendant at the wash and tell them you need to update your card on file.
You can stop the recurring charges at any time in advance of your next payment. Make changes directly in person, online , or leave a message at 605-343-1966, ext. 145.