You are buying from: EPMAN - Aluminum Billet Top Feed Injector Fuel Rail Turbo Kit, Blue High Quality, for SUBARU WRX STI EJ20 EJ20T STI EP-EJ20YG Application: 02-07 Subaru Impreza WRX/STI with EJ20/EJ25 Engines Package: 1x Fuel Tank / As Pictured Hardware Color: Blue Description: products, never used or installed, CNC machined from high quality billet aluminum, manufactured by OEM approved ISO certified manufacturers with materials that meet or exceed strict OEM requirements. Direct bolt-on replacement for current fuel rails properly supplied Additional fuel required for large engines that work with OEM fuel pressure regulator or adjustable fuel pressure regulator (does not mount directly to rail) ******Report errors or help with purchase********** *No installation tools Instruction not included , Professional installation recommended* All items are brand new unless otherwise stated in the listing. We sell DIY (do it yourself) items with a few exceptions. We are not responsible for teaching you how to install. Professional installation is strongly recommended.