definitely dude. there's a waja driver with bolt-on GSR turbokit can't remeber his nick but he's on zth... maybe u could ask him... da last i read his post it was in a post about bolting turbo onto a proton gen2. check it out!
em.... i think the guys that driving Gsr turbo waja is Wrc member,, so u can find he at forum Wrc waja racing club proton/perodua....if u guys intrested to join us check it on our forum...