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GMC K1500 Thermostats and Housings
This page brings together thermostats and housings for the GMC K1500 spanning the 1979–1999 model years. The range covers individual thermostats, water outlets, thermostat housings, and complete housing assemblies in OE-replacement and performance styles. Choose your model year above and this page keeps only the thermostats and housings that fit your GMC K1500. Each listing is matched to our vehicle fitment data before it appears here.
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Derale Performance 15719 Billet Fluid Control Thermostat Kit 1/2" NPT 180°F
Part: 15719
Vehicle Specific
$94.71
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Mishimoto MMTS-WRA-87L Racing Thermostat Low-Temp 180°F Jeep Wrangler 2.5L/4.0L/4.2L 1987-2006
Part: MMTS-WRA-87L
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$34.95
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Mishimoto MMTS-MUS-86A Street Thermostat for 1986-1995 Ford Mustang GT/Cobra
Part: MMTS-MUS-86A
Vehicle Specific
$68.95
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Gates 33889 OE Type Engine Coolant Thermostat 195°F Stainless Steel
Part: 33889
Vehicle Specific
$44.13
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MAHLE TX 28 92D Engine Coolant Thermostat Insert 92°C with Seal
Part: TX 28 92D
Vehicle Specific
$15.04
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What's here for your GMC K1500
- Engine Coolant Thermostats — OE replacement and performance options, some sold as kits with gaskets included
- Engine Coolant Water Outlets — in standard and chrome finishes
- Engine Coolant Thermostat Housings — including black and chrome finish variations
- Engine Coolant Thermostat Housing Assemblies — pre-assembled units for straightforward installation
- Thermostat and Housing Combos — complete kits pairing the thermostat and housing in one package
The widest selection here comes from Motorad, MAHLE, Dorman, and Trans Dapt Performance. Other categories GMC K1500 owners shop for: GMC K1500 Steering Gear and Parts, GMC K1500 Springs and Suspension Parts and GMC K1500 Exterior Lights, or browse all GMC K1500 parts and accessories.