Mishimoto Racing Thermostat — Fits Chevrolet/GMC LSX Engines

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SKU: MISMMTS-VET-97L
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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

About Mishimoto

Mishimoto is the modern leader in performance cooling — aluminum radiators, oil coolers, intercoolers, and silicone hoses for street, track, and tuner builds. Lifetime warranty on every Mishimoto product, with engineering tested at Bondurant and on track teams.

Watch in action

Mishimoto Racing Thermostat for LSX Engines

Unlock the full potential of your Chevrolet or GMC LSX engine with the Mishimoto Racing Thermostat. This performance-oriented thermostat is designed to provide superior temperature control, ensuring your powerful LSX powerplant stays cool under all driving conditions.

Engineered for LSX Performance:

  • Optimized Cooling: Features a lower opening temperature compared to stock, promoting more efficient coolant circulation and reducing peak engine temperatures.
  • Enhanced Reliability: Helps prevent overheating, which is crucial for maintaining the integrity and longevity of high-performance LSX engines.
  • Direct Replacement: Designed for a seamless fitment into the factory thermostat housing, making installation straightforward.
  • Ideal for Modified Engines: Perfect for LSX swaps, boosted applications, or any setup that generates significant heat.

Broad LSX Vehicle Compatibility:

This Mishimoto Racing Thermostat is compatible with a wide range of Chevrolet and GMC vehicles equipped with LSX engines, including but not limited to:

  • Chevrolet Silverado, Sierra, Tahoe, Yukon, Camaro, Corvette
  • Cadillac Escalade, CTS-V
  • Pontiac GTO, Firebird
  • And many other LSX-powered vehicles.

Ensure your LSX engine performs at its best and remains protected from heat damage. Upgrade to the Mishimoto Racing Thermostat for superior cooling control. Find this and other essential cooling components at GGCRACING.

Vehicle Fitment

Years Make Model Trim
2008-2009 Buick LaCrosse Super
2004-2005 Buick Rainier CXL Plus
2004-2006 Buick Rainier CXL
2004-2007 Cadillac CTS V
2004-2006 Cadillac Escalade Base
2004-2006 Cadillac Escalade ESV Base
2004-2006 Cadillac Escalade EXT Base
2004-2005 Chevrolet Avalanche 1500 Base
2004-2006 Chevrolet Avalanche 1500 Z66
2004-2006 Chevrolet Avalanche 1500 Z71
2005-2006 Chevrolet Avalanche 1500 LS
2005-2006 Chevrolet Avalanche 1500 LT
2004 Chevrolet Avalanche 2500 Base
2005-2006 Chevrolet Avalanche 2500 LS
2005-2006 Chevrolet Avalanche 2500 LT
2004 Chevrolet Corvette Z06
2004-2008 Chevrolet Corvette Base
2006-2008 Chevrolet Corvette Z06
2008 Chevrolet Corvette 427 Limited Edition Z06
2004-2006 Chevrolet Express 1500 Base
2004-2006 Chevrolet Express 1500 LS
2006 Chevrolet Express 1500 LT
2004-2007 Chevrolet Express 2500 Base
2004-2007 Chevrolet Express 2500 LS
2006-2007 Chevrolet Express 2500 LT
2004-2007 Chevrolet Express 3500 Base
2004-2007 Chevrolet Express 3500 LS
2006-2007 Chevrolet Express 3500 LT
2006-2009 Chevrolet Impala SS
2006-2007 Chevrolet Monte Carlo SS
2003-2006 Chevrolet SSR Base
2003-2006 Chevrolet Silverado 1500 SS
2004-2005 Chevrolet Silverado 1500 Z71 Off-Road
2004-2005 Chevrolet Silverado 1500 Base
2004-2006 Chevrolet Silverado 1500 Hybrid
2004-2006 Chevrolet Silverado 1500 LS
2004-2006 Chevrolet Silverado 1500 LT
2004-2006 Chevrolet Silverado 1500 WT
2005 Chevrolet Silverado 1500 HD Base
2005 Chevrolet Silverado 1500 HD LS
2005-2006 Chevrolet Silverado 1500 HD LT
2004 Chevrolet Silverado 2500 Base
2004 Chevrolet Silverado 2500 LS
2004 Chevrolet Silverado 2500 LT
2004 Chevrolet Silverado 2500 WT
2004-2005 Chevrolet Silverado 2500 HD Base
2004-2006 Chevrolet Silverado 2500 HD LS
2004-2006 Chevrolet Silverado 2500 HD LT
2004-2006 Chevrolet Silverado 2500 HD WT
2004 Chevrolet Silverado 3500 WT
2004-2005 Chevrolet Silverado 3500 Base
2004-2006 Chevrolet Silverado 3500 LS
2004-2006 Chevrolet Silverado 3500 LT
2006 Chevrolet Silverado 3500 WT
2004-2006 Chevrolet Suburban 1500 LS
2004-2006 Chevrolet Suburban 1500 LT
2004-2006 Chevrolet Suburban 1500 Z71
2006 Chevrolet Suburban 1500 Base
2006 Chevrolet Suburban 1500 LTZ
2004-2006 Chevrolet Suburban 2500 LS

…and 69 additional fitments. Contact us to confirm yours.

Product Details

Product Description
Part Numbers
Sizing & Fit

About Mishimoto

Mishimoto is the modern leader in performance cooling — aluminum radiators, oil coolers, intercoolers, and silicone hoses for street, track, and tuner builds. Lifetime warranty on every Mishimoto product, with engineering tested at Bondurant and on track teams.

Watch in action

Mishimoto Racing Thermostat for LSX Engines

Unlock the full potential of your Chevrolet or GMC LSX engine with the Mishimoto Racing Thermostat. This performance-oriented thermostat is designed to provide superior temperature control, ensuring your powerful LSX powerplant stays cool under all driving conditions.

Engineered for LSX Performance:

  • Optimized Cooling: Features a lower opening temperature compared to stock, promoting more efficient coolant circulation and reducing peak engine temperatures.
  • Enhanced Reliability: Helps prevent overheating, which is crucial for maintaining the integrity and longevity of high-performance LSX engines.
  • Direct Replacement: Designed for a seamless fitment into the factory thermostat housing, making installation straightforward.
  • Ideal for Modified Engines: Perfect for LSX swaps, boosted applications, or any setup that generates significant heat.

Broad LSX Vehicle Compatibility:

This Mishimoto Racing Thermostat is compatible with a wide range of Chevrolet and GMC vehicles equipped with LSX engines, including but not limited to:

  • Chevrolet Silverado, Sierra, Tahoe, Yukon, Camaro, Corvette
  • Cadillac Escalade, CTS-V
  • Pontiac GTO, Firebird
  • And many other LSX-powered vehicles.

Ensure your LSX engine performs at its best and remains protected from heat damage. Upgrade to the Mishimoto Racing Thermostat for superior cooling control. Find this and other essential cooling components at GGCRACING.

Vehicle Fitment

Years Make Model Trim
2008-2009 Buick LaCrosse Super
2004-2005 Buick Rainier CXL Plus
2004-2006 Buick Rainier CXL
2004-2007 Cadillac CTS V
2004-2006 Cadillac Escalade Base
2004-2006 Cadillac Escalade ESV Base
2004-2006 Cadillac Escalade EXT Base
2004-2005 Chevrolet Avalanche 1500 Base
2004-2006 Chevrolet Avalanche 1500 Z66
2004-2006 Chevrolet Avalanche 1500 Z71
2005-2006 Chevrolet Avalanche 1500 LS
2005-2006 Chevrolet Avalanche 1500 LT
2004 Chevrolet Avalanche 2500 Base
2005-2006 Chevrolet Avalanche 2500 LS
2005-2006 Chevrolet Avalanche 2500 LT
2004 Chevrolet Corvette Z06
2004-2008 Chevrolet Corvette Base
2006-2008 Chevrolet Corvette Z06
2008 Chevrolet Corvette 427 Limited Edition Z06
2004-2006 Chevrolet Express 1500 Base
2004-2006 Chevrolet Express 1500 LS
2006 Chevrolet Express 1500 LT
2004-2007 Chevrolet Express 2500 Base
2004-2007 Chevrolet Express 2500 LS
2006-2007 Chevrolet Express 2500 LT
2004-2007 Chevrolet Express 3500 Base
2004-2007 Chevrolet Express 3500 LS
2006-2007 Chevrolet Express 3500 LT
2006-2009 Chevrolet Impala SS
2006-2007 Chevrolet Monte Carlo SS
2003-2006 Chevrolet SSR Base
2003-2006 Chevrolet Silverado 1500 SS
2004-2005 Chevrolet Silverado 1500 Z71 Off-Road
2004-2005 Chevrolet Silverado 1500 Base
2004-2006 Chevrolet Silverado 1500 Hybrid
2004-2006 Chevrolet Silverado 1500 LS
2004-2006 Chevrolet Silverado 1500 LT
2004-2006 Chevrolet Silverado 1500 WT
2005 Chevrolet Silverado 1500 HD Base
2005 Chevrolet Silverado 1500 HD LS
2005-2006 Chevrolet Silverado 1500 HD LT
2004 Chevrolet Silverado 2500 Base
2004 Chevrolet Silverado 2500 LS
2004 Chevrolet Silverado 2500 LT
2004 Chevrolet Silverado 2500 WT
2004-2005 Chevrolet Silverado 2500 HD Base
2004-2006 Chevrolet Silverado 2500 HD LS
2004-2006 Chevrolet Silverado 2500 HD LT
2004-2006 Chevrolet Silverado 2500 HD WT
2004 Chevrolet Silverado 3500 WT
2004-2005 Chevrolet Silverado 3500 Base
2004-2006 Chevrolet Silverado 3500 LS
2004-2006 Chevrolet Silverado 3500 LT
2006 Chevrolet Silverado 3500 WT
2004-2006 Chevrolet Suburban 1500 LS
2004-2006 Chevrolet Suburban 1500 LT
2004-2006 Chevrolet Suburban 1500 Z71
2006 Chevrolet Suburban 1500 Base
2006 Chevrolet Suburban 1500 LTZ
2004-2006 Chevrolet Suburban 2500 LS

…and 69 additional fitments. Contact us to confirm yours.

Product Details

Product Description

About Mishimoto

Mishimoto is the modern leader in performance cooling — aluminum radiators, oil coolers, intercoolers, and silicone hoses for street, track, and tuner builds. Lifetime warranty on every Mishimoto product, with engineering tested at Bondurant and on track teams.

Watch in action

Mishimoto Racing Thermostat for LSX Engines

Unlock the full potential of your Chevrolet or GMC LSX engine with the Mishimoto Racing Thermostat. This performance-oriented thermostat is designed to provide superior temperature control, ensuring your powerful LSX powerplant stays cool under all driving conditions.

Engineered for LSX Performance:

  • Optimized Cooling: Features a lower opening temperature compared to stock, promoting more efficient coolant circulation and reducing peak engine temperatures.
  • Enhanced Reliability: Helps prevent overheating, which is crucial for maintaining the integrity and longevity of high-performance LSX engines.
  • Direct Replacement: Designed for a seamless fitment into the factory thermostat housing, making installation straightforward.
  • Ideal for Modified Engines: Perfect for LSX swaps, boosted applications, or any setup that generates significant heat.

Broad LSX Vehicle Compatibility:

This Mishimoto Racing Thermostat is compatible with a wide range of Chevrolet and GMC vehicles equipped with LSX engines, including but not limited to:

  • Chevrolet Silverado, Sierra, Tahoe, Yukon, Camaro, Corvette
  • Cadillac Escalade, CTS-V
  • Pontiac GTO, Firebird
  • And many other LSX-powered vehicles.

Ensure your LSX engine performs at its best and remains protected from heat damage. Upgrade to the Mishimoto Racing Thermostat for superior cooling control. Find this and other essential cooling components at GGCRACING.

Vehicle Fitment

Years Make Model Trim
2008-2009 Buick LaCrosse Super
2004-2005 Buick Rainier CXL Plus
2004-2006 Buick Rainier CXL
2004-2007 Cadillac CTS V
2004-2006 Cadillac Escalade Base
2004-2006 Cadillac Escalade ESV Base
2004-2006 Cadillac Escalade EXT Base
2004-2005 Chevrolet Avalanche 1500 Base
2004-2006 Chevrolet Avalanche 1500 Z66
2004-2006 Chevrolet Avalanche 1500 Z71
2005-2006 Chevrolet Avalanche 1500 LS
2005-2006 Chevrolet Avalanche 1500 LT
2004 Chevrolet Avalanche 2500 Base
2005-2006 Chevrolet Avalanche 2500 LS
2005-2006 Chevrolet Avalanche 2500 LT
2004 Chevrolet Corvette Z06
2004-2008 Chevrolet Corvette Base
2006-2008 Chevrolet Corvette Z06
2008 Chevrolet Corvette 427 Limited Edition Z06
2004-2006 Chevrolet Express 1500 Base
2004-2006 Chevrolet Express 1500 LS
2006 Chevrolet Express 1500 LT
2004-2007 Chevrolet Express 2500 Base
2004-2007 Chevrolet Express 2500 LS
2006-2007 Chevrolet Express 2500 LT
2004-2007 Chevrolet Express 3500 Base
2004-2007 Chevrolet Express 3500 LS
2006-2007 Chevrolet Express 3500 LT
2006-2009 Chevrolet Impala SS
2006-2007 Chevrolet Monte Carlo SS
2003-2006 Chevrolet SSR Base
2003-2006 Chevrolet Silverado 1500 SS
2004-2005 Chevrolet Silverado 1500 Z71 Off-Road
2004-2005 Chevrolet Silverado 1500 Base
2004-2006 Chevrolet Silverado 1500 Hybrid
2004-2006 Chevrolet Silverado 1500 LS
2004-2006 Chevrolet Silverado 1500 LT
2004-2006 Chevrolet Silverado 1500 WT
2005 Chevrolet Silverado 1500 HD Base
2005 Chevrolet Silverado 1500 HD LS
2005-2006 Chevrolet Silverado 1500 HD LT
2004 Chevrolet Silverado 2500 Base
2004 Chevrolet Silverado 2500 LS
2004 Chevrolet Silverado 2500 LT
2004 Chevrolet Silverado 2500 WT
2004-2005 Chevrolet Silverado 2500 HD Base
2004-2006 Chevrolet Silverado 2500 HD LS
2004-2006 Chevrolet Silverado 2500 HD LT
2004-2006 Chevrolet Silverado 2500 HD WT
2004 Chevrolet Silverado 3500 WT
2004-2005 Chevrolet Silverado 3500 Base
2004-2006 Chevrolet Silverado 3500 LS
2004-2006 Chevrolet Silverado 3500 LT
2006 Chevrolet Silverado 3500 WT
2004-2006 Chevrolet Suburban 1500 LS
2004-2006 Chevrolet Suburban 1500 LT
2004-2006 Chevrolet Suburban 1500 Z71
2006 Chevrolet Suburban 1500 Base
2006 Chevrolet Suburban 1500 LTZ
2004-2006 Chevrolet Suburban 2500 LS

…and 69 additional fitments. Contact us to confirm yours.

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