^[1]PEAK Motor Oil has signed on to sponsor Michael Waltrip Racing’s No. 15 Toyota driven by Clint Boywer for three Sprint Cup Series races in 2013, the team announced.

PEAK will appear on the car at Talladega Superspeedway in May, Daytona International Speedway in July, and Chicagoland Speedway.

PEAK will also serve as associate sponsor for all MWR teams in 2013.

Team owner Michael Waltrip said:

5-hour ENERGY and PEAK are wonderful, powerful retail brands activating with this race team. We still have some work to do to fill out the 2013 schedule and need to bring some more partners to add to this great foundation of support.