Whistle Express Car Wash in Duncan, SC is a fast, professional, and eco-friendly drive-thru car wash. It offers a quick, three-minute wash where customers stay in their car, resulting in a beautiful exterior and interior with minimal wait. The service is known for friendly and helpful attendants, solid employees, and strong, unclogged vacuums. The wash is generally good and better than usual, with eco-friendly practices like biodegradable detergents and water recycling. Customers receive free amenities with every wash and can join an Unlimited Wash Club for deals. Overall, it provides a good experience with excellent customer service, making it a highly recommended local spot.
