Hi to all sifus, In some mod magazine i read they use cat-back exhaust. What is it? What is the difference between the cat-back and normal exhaust system?
hey everyone. sorry bout the non related title. i just need to get your attention, thats all.. hehe.. i need some help here. been thinking bout buying my friend fc. but dunno if it worth the buy. rx7 fc3s year 1989...