Manthey Kit for Porsche 911 GT3 RS deletes the rear window

2025 Porsche 911 GT3 RS with Manthey KitPorsche has revealed an upgrade package developed by Manthey-Racing for the 911 GT3 RS Wild aerodynamic modifications boost downforce to over 2,200 pounds at a speed of 177 mph Manthey said the upgrade package will significantly improve lap times Porsche's 992-generation 911 GT3 RS is already one of the most potent factory-built track cars money...

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