The factory rubber throttle body hose on the 2008+ Subaru WRX is prone to failure, especially on vehicles running increased boost pressures. Mishimoto has developed a high-strength silicone replacement hose that provides increased pressure and heat tolerance, thanks to its 100-percent silicone construction. This hose features five layers of silicone with heat-resistant embedded fibers that wIt'stand substantial boost pressure. The hose is equipped with a position indicator, making installation a breeze and possible in less than one hour. The Mishimoto Subaru WRX Silicone Throttle Body Hose is available in black, blue, and red, and it includes the Mishimoto Lifetime Warranty, ensuring superior product quality and craftsmanship. Silicone Throttle Body Hose, fits Subaru WRX 2008-2014 2009 Subaru Forester XT 2.5 Liter TZ1B8, 2009-2010 Subaru Forester XT Limited 2.5 Liter TZ1B8, 2010-2013 Subaru Forester XT Premium 2.5 Liter TZ1B8, 2011-2013 Subaru Forester XT Touring 2.5 Liter TZ1B8, 2008-2014 Subaru Impreza WRX 2.5 Liter TY758, 2008 Subaru Impreza WRX 2.5 Liter TZ1B8, 2010-2014 Subaru Impreza WRX Limited 2.5 Liter TY758, 2009-2014 Subaru Impreza WRX Premium 2.5 Liter TY758, 2005-2006 Subaru Legacy GT 2.5 Liter TG5C7, 2005-2006 Subaru Legacy GT 2.5 Liter TY757, 2005 Subaru Legacy GT Limited 2.5 Liter TG5C7, 2007 Subaru Legacy GT Limited 2.5 Liter TG5C7, 2008-2009 Subaru Legacy GT Limited 2.5 Liter TG5D7, 2005 Subaru Legacy GT Limited 2.5 Liter TY757, 2007 Subaru Legacy GT Limited 2.5 Liter TY757, 2008-2009 Subaru Legacy GT Limited 2.5 Liter TY758, 2015 Subaru WRX 2.0 Liter