Alsco Uniforms Partners with Longhorn Steakhouse as Presenting Sponsor of Memorial Day Weekend NASCAR Xfinity Series Race Charlotte Motor Speedway prepares to welcome more fans back to the iconic superspeedway News provided by Share this article Share this article SALT LAKE CITY, May 26, 2021 /PRNewswire/ -- Alsco Uniforms, the official uniform provider of race fans and a proud partner of Charlotte Motor Speedway (CMS), brings aboard longtime partner Darden Restaurants and its LongHorn Steakhouse brand as presenting sponsor of the May NASCAR Xfinity Series (NXS) race. Alsco 300/Longhorn Stea...