Londen Vlag Torque Solution Throttle Body Hose Coupler. Torque Solution Top Mount Intercooler Applications: Subaru WRX STi 2002 2007 STi 2004 2016 Torque Solution Silicone Couplers are made from high quality silicone wound 5 layers and 5mm thick. Perfect for high boost applications to withstand swelling and bursting. This is a direct fit of the OEM Subaru coupler. It will work with the OEM or aftermarket TMIC's. 5 Layer Silicone 5mm Wall Thickness Street and track torture tested Limited Lifetime Warranty Includes: Torque Solution TB Hose 2 x Breeze Safety Worm Gear Clamps