For SUBARU EJ20/EJ25 EXHAUST HEADER IMPREZA/WRX/LEGACY 2.0L TURBO

Header Specs: 3/8 thick flanges 39mm 1.535" runners 58mm 2.283" id up pipe Stainless steel smooth 4-1 design with unequal lenght design for unmistakeable boxter engine rumble. Designed to fit all single scroll subaru OEM turbo chargers. Superior unequal equal lenght design will improve turbo response and rumble exhaust tone. Extra large 39mm 1.535" runners id turbo mating flange. Extra thick 3/8 flanges hand tig welded to resist warpage and cracking. All necessary gaskets and harware are included as seen in the picture. Fitment: Subaru Impreza Legacy WRX/STi