HPS Performance HPS Silicone Radiator + Heater Coolant Hose Kit Lexus 2001-2005 IS300 I6 3.0L, 57-1641 Color:Red (Spring rate N/mm) -

(Spring rate N/mm) -

Fitment Fits 2014-2015 Lexus IS250 2

but it's good practice to turn off the ignition and let the system sit for a minute

The heating connector is designed for OE integration

HPS Performance HPS Silicone Radiator + Heater Coolant Hose Kit Lexus 2001-2005 IS300 I6 3.0L, 57-1641 Color:Red (Spring rate N/mm) -Features and Benefits HPS high temperature 3 ply reinforced silicone radiator + heater hose kit (part number 57 1641) replaces 2001 2005 Lexus IS300 I6 3. 0L stock OEM rubber lower and upper radiator hoses, heater coolant hoses with high heat resistance material which meets or exceeds OE specifications (Maximum temperature rating: 350F). Vehicle Application 2001 2005 Lexus IS300 I6 3. 0L Remark: Silicone hose water permeation rate is 10 to 15 times