GMC K3500 Thermostats and Housings
This page brings together thermostats and housings for the GMC K3500, covering model years 1967–2000. The range includes engine coolant thermostats, thermostat housings, and water outlets in styles from OE replacement to chrome and performance-oriented kits. Choose your model year above and this page keeps only the thermostats and housings that fit your GMC K3500. Each listing is matched to our vehicle fitment data before it appears here.
Derale Performance 15719 Billet Fluid Control Thermostat Kit 1/2" NPT 180°F
Mishimoto MMTS-WRA-87L Racing Thermostat Low-Temp 180°F Jeep Wrangler 2.5L/4.0L/4.2L 1987-2006
Mishimoto MMTS-MUS-86A Street Thermostat for 1986-1995 Ford Mustang GT/Cobra
Gates 33889 OE Type Engine Coolant Thermostat 195°F Stainless Steel
MAHLE TX 28 92D Engine Coolant Thermostat Insert 92°C with Seal
What's here for your GMC K3500
- Engine Coolant Thermostats — including OE replacement and performance styles, available individually or as kits with gaskets
- Engine Coolant Thermostat Housings — in finishes such as chrome and black, as well as standard replacement units
- Engine Coolant Water Outlets — direct-fit pieces designed to mate with the thermostat housing
The widest selection here comes from Motorad, MAHLE, Gates, and Dorman, covering a broad span of the GMC K3500's model year range. Other categories GMC K3500 owners shop for: GMC K3500 Exhaust and Tail Pipes, GMC K3500 Brake Hardware and GMC K3500 Valve Train Parts, or browse all GMC K3500 parts and accessories.