Looking for aftermarket parts to modify or upgrade your 2003 Chevrolet Impala with thermostats? At Tunersports.com we carry a huge selection of the top name brand performance thermostat parts and accessories for your Impala.
Whether you have a 2003 Chevrolet Impala in Base to Police trim we have you covered. We have 3 thermostats available to mod your Impala. All parts have free shipping to the Continental US 48 States.
 OUT OF STOCK 33329Gates 95-04 Buick Century V6-3.1L OE Type Thermostat - 195 Degree 2000-2005 Chevrolet Impala Base $29.05 |
 OUT OF STOCK 33428Gates 1986-2005 Buick LeSabre V-6 3.8L Thermostat 2000-2005 Chevrolet Impala Base / LS 2003-2003 Chevrolet Impala LS Sport 2003-2005 Chevrolet Impala Police $30.99 |
 OUT OF STOCK 33429SGates 86-05 Buick LeSabre V6 3.8L 195 Degree Reverse Poppet Thermostat 2000-2005 Chevrolet Impala Base / LS 2003-2003 Chevrolet Impala LS Sport 2003-2005 Chevrolet Impala Police $35.97 |