12-02-2014, 11:13 AM
I'd say magnex if don't mind abit of noise believe they're 2.5 inch and scoripen are 2.25.
so scorpion are abit more raspy but magnex I regraded as best for power increases
so scorpion are abit more raspy but magnex I regraded as best for power increases
![[Image: Cn91r40h.jpg]](http://i.imgur.com/Cn91r40h.jpg)
Astor 6 Fast road/track project