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Cadillac whelen v-series

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Ahead of Bourdais’ Cadillac goodbye, he knows his window for pro racing is closing

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Estre returns from probation to top first IMSA practice at IMS

IMSA

Estre returns from probation to top first IMSA practice at IMS

By RJ O’Connell - Sep 18, 2026, 6:15 PM ET

On track in IMSA for the first time since his big dust-up with Jack Aitken at Road America, Porsche Penske Motorsport's Kévin Estre led the first practice session for this weekend’s Battle on the Bricks.

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