SHO Performance Package includes beefier brakes, unique shocks and springs, a different steering calibration, a shorter final drive ratio, 20 - inch summer tires and a Track mode for the stability system (cars.com)
More important, the suspension has been sorted with beefier brakes and stiffer bushings. (automobilemag.com)
The GT also gets beefier brakes, with 20 mm large front disc improving the 62 - 0mph stopping distance by 1.4 metres. (autoexpress.co.uk)