She'll reach about 160-165mph(260-265km/h) bracket,if delimitered. With combination of 250bhp(Phaeton-derived unit) and Cw 0.32 body,she would saturate at 260+ district. On the other hand,her 0-100mph(0-161km/h) data of 14.4sec is excellent,faster than the Jaguar XK8 4.2 2006.
Namely she's a masterpiece,magnificent machine among long history of VW brand. Her successor,the Golf R is also terrific guise with astonishing efficiency and miraculous fuel economy of 12km/l average.
PS. Her larger sibling,the Passat 3.2 4motion records 280km/h indicated on German autobahn according to now-removed Youtube video,equaling to 265-270km/h as real speed. It's astonishing for a 250bhp 4-door sedan,but her unit is different one,with 3168cc displacement and shorter stroke compared with R32 3189cc unit.