Zest Soap will sponsor Roush Fenway Racing’s No. 17 Sprint Cup Ford Fusion, driven by Matt Kenseth, for four Cup races this season. Zest will appear on the car in the Kobalt Tools 400 at Las Vegas Motor Speedway, the Coke Zero 400 at Daytona International Speedway, the STP 400 at Kansas Speedway, and the Tums Fast Relief 500 at Martinsville Speedway.