The NASCAR O‘Reilly Auto Parts Series hits the starting line Feb. 14, 2026, and airs exclusively on The CW Network. DAYTONA BEACH, Fla. (Aug. 18, 2025) — In an evolution of O‘Reilly Auto Parts‘ long-standing relationships throughout the sport,

O’Reilly Auto Parts will become the title sponsor of what is now known as the Xfinity Series beginning in 2026. The NASCAR O’Reilly Auto Parts Series will debut January 1, 2026. NASCAR announced the multiyear partnership on Monday.

Look for some new logos when O’Reilly Auto Parts becomes NASCAR’s title sponsor for its second-tier series in 2026. All races will again be on The CW Network next season. O'Reilly Auto Parts was founded in Springfield, Mo., in 1957. The chain of automotive parts stores now numbers more than 6,400 across 48 states, Puerto Rico, Mexico and Canada.