Application: 2000-2005 Subaru Impreza WRX GDA GGA Version 7 & 8 EJ20 Engine. Turbo to Top Mount Intercooler Hose x 1. Top Mount Intercooler to Throttle Body Hose x 1. Our Silicone Hoses are premium quality, hand crafted and high performance,which can work under greater levels of temperature & pressure which is essential when you're upgrading your engine's performance.