• Fleece Performance Engine Coolant Thermostat Housing Plug
  • Fleece Performance Engine Coolant Thermostat Housing Plug
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Fleece Performance

Fleece Performance Engine Coolant Thermostat Housing Plug

Fleece Performance Engine Coolant Thermostat Housing Plug

Part number: 1FZZT

$38.72 USD
$38.72 USD
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  • Free fitment check before you order

Engine Coolant Thermostat Housing Plug from Fleece Performance. The part number and specifications are listed below. Leaks, overheating and a heater that blows cold are common signs of cooling trouble.

Quick facts

  • Brand: Fleece Performance
  • Part type: Cooling part

Listed fitment

  • 2006 - 2010 Chevrolet Express 2500 LS, LT, Base
  • 2006 - 2010 Chevrolet Express 3500 LS, Base, LT
  • 2001 - 2005 Chevrolet Silverado 2500 HD Base
  • 2001 - 2006 Chevrolet Silverado 2500 HD LS
  • 2001 - 2010 Chevrolet Silverado 2500 HD LT
  • 2007 - 2010 Chevrolet Silverado 2500 HD LTZ
  • 2003 - 2010 Chevrolet Silverado 2500 HD WT
  • 2006 Chevrolet Silverado 3500 HD
  • 2001 - 2006 Chevrolet Silverado 3500 LT, Base, LS
  • 2004 - 2006 Chevrolet Silverado 3500 WT
  • 2007 - 2010 Chevrolet Silverado 3500 HD LTZ, LT, WT
  • 2006 - 2010 GMC Savana 2500 Base
  • 2007 - 2010 GMC Savana 2500 LT, LS
  • 2009 - 2010 GMC Savana 2500 SLE, SL
  • 2006 - 2010 GMC Savana 3500 LS, Base, LT
  • 2009 - 2010 GMC Savana 3500 SLE, SL
  • 2002 - 2005 GMC Sierra 2500 HD Base
  • 2001 - 2006 GMC Sierra 2500 HD SL
  • 2001 - 2010 GMC Sierra 2500 HD SLT, SLE
  • 2003 - 2010 GMC Sierra 2500 HD WT
  • 2002 - 2005 GMC Sierra 3500 Base
  • 2001 - 2006 GMC Sierra 3500 SL, SLE, SLT
  • 2004 - 2006 GMC Sierra 3500 WT
  • 2007 - 2010 GMC Sierra 3500 HD SLT, WT, SLE
  • 2006 Hummer H1 Alpha

Tip: Flush and refill with the coolant type your engine needs, then bleed the air out.

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About this cooling part

Hoses, the thermostat and the cap age together, so they are often replaced as a group.

Fitment notes

  • Specs, lead time and warranty come from Fleece Performance and can change. The details above this guide are the latest we have.

Not sure it fits? Message us your vehicle details and we'll double-check fitment before you buy.

Ask about fitment

Parts that usually go with it

More for your car: Thermostats · All Radiators · Cooling & heating

Questions about cooling part

Will this fit my car?
Check the title and details above for the vehicles and part number it is listed for. If you are not sure, contact us with your year, make, model, engine and trim and we will confirm fitment before you order.
What coolant should I use?
Use the type your vehicle manufacturer specifies; do not mix types.
Where do specs and warranty details come from?
From Fleece Performance. Each brand sets its own specs, lead times and warranty terms, and they can change. The product details above are the latest we have.

Questions & answers

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ThermostatsCooling & heatingAll Fleece Performance