Brind.

Callaway Cars and Holley Performance Brands partnered with General Motors to develop performance packages for Sierra models.

1 report, 1 independent Updated Aug 12

AI-generated analysis. Brind wrote this summary from the reports listed below. It can be wrong. Each section says how much you can rely on it, and the sources are linked so you can check.

What happened

Some supportReported by 1 outlet

Who's involved

What this event is mainly about

General Motors Callaway Cars

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The entities involved

General Motors
American multinational automotive company
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Callaway Cars
company

Nothing else this week.

Coverage

Newest first; wire copies grouped

Aug 12GlobeNewswireHolley Performance Brands and Callaway Cars Partner on New Line of Performance Packages for Trucks & SUVs Partnership will deliver powerful and scalable performance upgrades for GM vehicles and aims