I was in a similar situation....today i do the purchase.....
I think both are great, but in performance gains theres no much information of any of those systems....:dunno:
I was in a similar situation....today i do the purchase.....Having a hard time making a decision between the two........ can anyone here assist me? i love the way the greddys look and the 7ism, which has better gains? and which would be a better look on the car, any opinions?