Manthey ups performance of 991-gen 911 GT2 RS for $113,140

Manthey-Racing has a new upgrade package for the 991-generation 911 GT2 RS The upgrades focus on the aerodynamics and chassis, rather than the powertrain Manthey has also launched a similar upgrade package for the 992-generation 911 GT3 RS The 991-generation Porsche 911 GT2 RS, offered from 2018-2020, is already among the fastest production cars…