Hi my name is Graham and i am new to this forum and i would like to say hello to everyone, now to the point im inheriting a 2000 accent and its pathetic stock so therefore i am going modify the exhaust system with a new muffler and a new high flow cat. I am also planning to have my shop bend a pipe for a cold air. which mufflers and cats do you guys recommend? Should i buy new Headers also? Thanks for your time and effort.