that is f$%^%^ awsome dude...thats the car i want.. where abouts are u located im lucky finding a a normal shitty rolla for 4 where im from (sunny coast)..lets hope u got it as a genuine bargain@!!
welcome to the toymods family
oh and i dont know the company..but 1 chip that i know of gives u 8 kw gain at the fly wheel..im not sure what that is at the wheels..but apparently its definatly noticable..i think they retail for about $800..there is 1 for sale possibly in the cars for sale section from some dude
good luck