HPS Performance Silicone Coolant Hoses for Subaru WRX STI 2.5L (2004) Radiator, Heater and & Coolant Red / Black / Blue

Fitment Information Subaru Impreza WRX STI 2.5L H4 Turbo (2004) Note Silicone hose water permeation rate is 10 to 15 times greater than standard EPDM rubber hose. Checking water level regularly is highly recommended when silicone coolant hoses are used in a daily driving vehicle. Specs & Features Product Type: Silicone Ancillary Coolant Hose Kit only or Full Set (Silicone Radiator, Heater and Ancillary Hose Kit) Material: High Temperature Reinforced Silicone Available Color: Black, Red and Blue Warranty: 2 Years Made with the correct bends and curves for a perfect fit. Fixes and prevents coolant leaks and engine over heating problems caused by cracked, damaged or collapsed OEM rubber coolant hoses. Designed for long lasting quality and engineered for extreme high temperature service (Max. 350F). Includes HPS 100% stainless steel industrial grade embossed hose clamps that will not cut through the silicone hoses. Replace OEM part numbers: Silicone Ancillary Coolant Hose Kit only: 807612011, 807615182, 45162AE000, 45162AE010, 99078AA073, 99078AA450, 21204AA691, 807611090, 807611031, 21204AA351, 21204AA850. Full Set (Silicone Radiator, Heater and Ancillary Hose Kit): 45161FE050, 45161AE020, 72421FE010, 72411FE023, 807612011, 807615182, 45162AE000, 45162AE010, 99078AA073, 99078AA450, 21204AA691, 807611090, 807611031, 807611031, 807611031, 21204AA351, 21204AA850. Product Description The HPS Performance Silicone Ancillary Coolant Hose Kit (part number 57-2303) is designed to replace your 2004 Subaru Impreza WRX STI 2.5L Turbo old or damaged ancillary coolant hoses. It features premium high-heat resistant material that meets or exceeds OE specifications, with a maximum temperature rating of 350F. Unlike universal hoses from local parts stores, HPS silicone hose kits are engineered with precise bends and curves for a perfect fit. For easy installation, this kit includes 100% stainless steel, non-perforated embossed hose clamps that will not cut through the silicone hoses. HPS silicone hoses can fix and prevent coolant leaks and engine overheating problems often caused by cracked, damaged, or collapsed OEM rubber coolant hoses. Excellent for extreme ambient and radiant temperature conditions, these silicone hoses withstand the harsh high temperatures and high-pressure operating conditions of the engine. This ensures your engine maintains peak efficiency during daily driving or racing competition. While HPS high temperature 3-ply reinforced silicone radiator, heater and ancillary hose kit (part number 57-2304) replaces 2004 Subaru Impreza WRX STi 2.5L Turbo stock OEM rubber lower and upper radiator hoses, heater hoses and ancillary coolant hoses with high-heat resistance material which meets or exceeds OE specifications (Maximum temperature rating: 350F).