This product has been thoroughly designed and tested with the expressed intent of offering improved valve response and maintaining ECU control while resulting in absolutely NO fault codes, NO check engine lights, and no adverse effects of any kind. All of the necessary components and detailed instructions are included and everything is designed to make installation as simple as possible. In The Box: 1 x FMDVST180 Valve 1 x FMBGFK4 Boost Tap and Bolt 1 x Solenoid, Bracket and Screws 1 x Blue Spring (Uprated) 1 x Wiring Harness 2 x Posi-taps 10 x Cable Ties 1 x 2000mm Length of 4mm Vacuum Hose 1 x Forge Key Ring and Sticker 1 x Instruction Booklet. This item is in the category "Vehicle Parts & Accessories\Car Tuning & Styling\Air Intake & Induction\Dump, Bypass & Blow-Off Valves". The seller is "dvbaudio" and is located in this country: GB.This item can be shipped to United Kingdom, Japan, Germany, Greece, Italy, Spain.