I aint say it cheap..
I personaly I am thanking my 3yearold daughter who draw the lucky lottery for her dad!!! <img src="/forums/images/graemlins/smile.gif" alt="" />

BTW I also had a very brief drive of an other sporty with an other program, the Englich variant of the Ausie program
The thing is that thiw spesific one has also a custom header and a free flow cat and slitely larger tubbing...

even beter... it "breathes" more freely..
Al in all
A little bit from here a little bit from there at the end MAKES difference...

A! I forgot
All programs ( the two I knnow any way) the main thing they are doing is to require higher octane gas than te 87 you have in order to be able to advance timming withoyt having detonation