Unleaded 88 Day

On Saturday, March 29th, the 88th day of 2025, The South Dakota Corn Utilization Council (SDCUC) and Kwik Star are emphasizing their partnership with a first of its kind event, Unleaded 88 Day (UNL88 Day), to promote the use of ethanol-blended fuel across eastern South Dakota. Between 8 AM and 8 PM on Saturday, March 29th, customers are invited to fill up their gas tanks with Unleaded 88 at any of South Dakota’s 11 Kwik Star locations for just $1.88 per gallon.