Tsuu T'ina Gas Stop is a busy and well-managed gas station known for its low gas prices, attracting many customers. It offers both gasoline and diesel, including a dedicated diesel station for big trucks. The station does a good job managing traffic and avoiding long wait times, especially during off-peak hours. Customers appreciate the friendly staff and efficient service, with some highlighting helpful employees who assist with purchases like fireworks. The prices are very competitive, and the station provides a discount for those with a Treaty card, making fuel even cheaper. However, some reviewers warn about the quality of regular gasoline, noting it may lead to reduced mileage and potential car issues like clogged injectors or fuel pump problems. It is recommended to use top-tier fuel for better vehicle performance. While the scenery in summer is lovely, some caution about gas quality remains. Overall, Tsuu T'ina Gas Stop is a popular spot for affordable fuel with friendly service, but drivers should be mindful of the fuel quality for the health of their vehicles.