Looking for aftermarket parts to modify or upgrade your 1998 Lexus GS400 with thermostats? At Tunersports.com we carry a huge selection of the top name brand performance thermostat parts and accessories for your GS400.
Whether you have a 1998 Lexus GS400 in Base trim we have you covered. We have 2 thermostats available to mod your GS400. All parts have free shipping to the Continental US 48 States.
 OUT OF STOCK 33878Gates 03-08 Infiniti FX45 / 06-10 M45 / 05-06 Q45 180 Deg Thermostat 1998-2000 Lexus GS400 Base $39.27 |
 IN STOCK MMTS-S2K-00LThe Mishimoto racing thermostat will promote greater cooling efficiency throughout your engine and significantly lower high engine temperature produced by modified and upgraded turbo applications.Once the engine is fully warmed up the Mishimoto racing thermostat will open up at a lower temperature t... Mishimoto 00-09 Honda S2000 / 93-99 NSX / 91-95 Legend 68 Degree Racing Thermostat 1998-2000 Lexus GS400 Base $73.73 |