Porsche 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 The upgrade is ...
(Indeed, the GT3 RS Manthey package costs nearly ... In addition to the Manthey kit for the latest RS-branded 911, Porsche has also made a Manthey Racing kit available in America for the 991 ...
Despite his wealth of experience, however, Roland and his key Porsche Motorsport colleagues Hartmut Kristen (vice president of sales and marketing for special and rare vehicles) and Herbert Ampferer ...