i just got a ebp 00 si everything stock 41000 miles i just got my v2 and i need exhaust and headers the headers i kno im gettin dc but idk wat to get eather 421 or 41 and idk to get ceramic or stainless steel and the exhaust idk what to get i was leaning towards the greddy evo2 but now idk its just based on sound but i cant hear it b4 i buy it idk wat to do