The Porsche 911 GT3 RS with the Manthey Kit clocked a 6:45.389 lap time around the Nürburgring.
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Porsche 911 GT3 Manthey (2026) review: does it work on the road?
CAR magazine drives the new Porsche 911 GT3 (992.2) with Manthey performance pack. Can this track-focused kit work on road?
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