hey everyone im new to the site . im gunna start rebuilding my engine on my 02 elantra next year and i want some ideas to add some things to it . right now its all stock beside the cold ait intake i have on it . i was looking through some things and i found a 4-2-1 header im gunna put on it . the car is automatic to . so if anyone has any ideas on what i can throw on it that will give me what i want then im all open . my email is [email protected] or just reply to the post . thanx yall .