For Subaru Wrx Sti EJ20 EJ25 Unequal Length Turbo Stainless Steel Header Manifold Exhaust + Up-Pipe Manufacturer Part Number: HDS-SB22020CH-AMA-L1 Surface Finish: Stainless Steel Installation Guides: No Installation Guides Included Fitment: 2002-2007 Subaru Impreza WRX/Sti Quantity: 1x Exhaust Header + Up-Pipe