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O'Reilly Series

O'Reilly Auto Parts Series coverage — formerly the Xfinity Series, NASCAR's premier developmental national series. Every race, every weekend, every storyline from the series that Grand National Today was built to cover.

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Jesse Love Wins at Gateway as the Chase Tightens

The Grand National Show returns after Gateway. Mamba Smith, Davey Segal, Chris Wilner and Dillon Welch break down Jesse Love's first win of 2026, Sheldon Creed's points lead, the ten-car pit road…

Dylan "Mamba" Smith·Sep 17, 2026

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Creed Strikes First at Darlington | Gateway Picks

The Grand National Show breaks down Sheldon Creed's Darlington win, the Chase picture, Corey Day's race and the Gateway picks from Mamba Smith, Davey Segal, Chris Wilner and Dillon Welch.

Dylan "Mamba" Smith·Sep 11, 2026

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Mamba's Gateway Pick: Carson Kvapil

I like the speed he is bringing. But Allgaier is right there, Creed just won, and Gateway will punish a bad corner exit. Here is what I am watching.

Dylan "Mamba" Smith·Sep 9, 2026

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Ryan Sieg Breaks Through as the Chase Field Is Set

The Grand National Show returns after Daytona. Mamba Smith, Davey Segal, Dillon Welch and Chris Wilner break down Ryan Sieg's breakthrough, the Chase field, Darlington picks and Days of Thunder 2.

Dylan "Mamba" Smith·Sep 4, 2026

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Mamba's Picks: Caruth to Win Daytona

Friday night's regular-season finale at Daytona sets the Chase field, and three Joe Gibbs Racing drivers are separated by one point at the cut. All four of us have Rajah Caruth racing his way in.

Dylan "Mamba" Smith·Aug 27, 2026

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Daytona Chase Cutoff: Who Gets In?

The Grand National Show launches with a full Daytona breakdown of the O'Reilly Auto Parts Series Chase cutoff and the Craftsman Truck Series title picture.

Dylan "Mamba" Smith·Aug 27, 2026

O'Reilly Series Stories | Grand National Today