
The Gates molded upper coolant hose for 1998–2000 Lexus GS400 with the 4.0L V8 is an OE-style direct-fit replacement intended to restore proper coolant flow. Built to match the factory routing for those model years and engine displacement, this molded upper hose serves as a like-for-like replacement during cooling-system maintenance; verify exact year and engine size before purchasing.
Gates 98-00 Lexus GS400 V-8 4.0L Upper Molded Coolant Hose