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Looking for aftermarket parts to modify or upgrade your 2003 Lexus IS300 with thermostats? At Tunersports.com we carry a huge selection of the top name brand performance thermostat parts and accessories.
 IN STOCK 33661Gates 98-13 Toyota Corolla 1.8L Thermostat Seal 2001-2005 Lexus IS300 Base 2002-2005 Lexus IS300 Sportcross $27.54 |
 IN STOCK MMTS-SUP-93TLThe Mishimoto racing thermostat will promote greater cooling efficiency throughout your engine and will 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 temperat... Mishimoto 93-98 Toyota Supra / 04-06 Scion xA 155 Deg F/68 Deg C Racing Thermostat 2001-2005 Lexus IS300 Base 2002-2005 Lexus IS300 Sportcross $96.61 |
 IN STOCK MMTS-TC-05LThe Mishimoto racing thermostat will promote greater cooling efficiency throughout your engine and will 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 temperat... Mishimoto 05-10 Scion tC 155 Deg F / 68 Deg C Racing Thermostat 2001-2005 Lexus IS300 Base 2002-2005 Lexus IS300 Sportcross $86.84 |