What i tried so far....not all my cars though
Wira 1.5GL Auto 175Kph Max on ECE highway (Engine was like giving me the
already) hahaa
Celica 2.0 GT4 FF Turbo Manual 196Kph the ECU cuttoff (meter only 180Kph the rest i use GPS...not sure accurate or not) will get speed cut and c how far can push it-Putrajaya Highway
Toyota Cressida 2.0 Inline 6 Auto....177kph max on putrajaya highway
Tiara Manu 160Kph the car is not bad kindda stable...but scare engine blow
and lastly kancil 850 Manual 145kph then engine start overheat....hahahaha