Hummer Performance Thermostats

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    • (3 reviews)
      # sp3520
      Thermostat by JET®. Jet Low-Temp Thermostats increase horsepower and control engine temp by consistently metering water flow throughout the engine instead of simply cycling open/close, which in OE units creates temperature spikes.
      Designed to reduce engine temperature and produce more horsepowerMade from stainless steel
      $14.96 - $55.46
    • (1 review)
      # sp10011
      Fail Safe Series Thermostat by MotoRad®. Fail-Safe Thermostats offer premium, patented technology for superior protection over any thermostat on the market. Only Fail-Safe is designed to lock in the open position when overheating occurs...
      Exclusive, patented designLocking technology prevents costly engine damage
      $8.82 - $49.29
    • (0 reviews)
      # sp105133
      High Performance Thermostat by Livernois Motorsports®. Livernois Motorsports and Engineering now offers a line of EvenFlo low temperature thermostats for Modular performance engines. With one of these high performance Livernois...
      High quality at an affordable priceExpertly made from premium materials
      $19.99 - $69.99
    • (0 reviews)
      # mpn4468246711
      0.47" Fiber Engine Coolant Thermostat Gasket by Cometic Gasket®. Increase the life of your vehicle's engine by keeping your cooling system in top condition. Replace your faulty engine cooling component with this highly efficient...
      Designed to unlock more performance out of your vehicleDeliver a reasonable balance of strength and durability
      $2.17
    • (0 reviews)
      # mpn4491661278
      Engine Coolant Thermostat Housing Seal by Cometic Gasket®. Increase the life of your vehicle's engine by keeping your cooling system in top condition. Replace your faulty engine cooling component with this highly efficient replacement...
      Designed to unlock more performance out of your vehicleDeliver a reasonable balance of strength and durability
      $5.97
    • (0 reviews)
      # 1216570890
      Coolant Thermostat Housing by Proform®. To keep your engine cool and improve your vehicle's performance, this product is just the right solution. Manufactured from high-quality materials, it will surely provide excellent performance and...
      Carefully designed to improve the performance of your vehicleCrafted from first-rate materials
      $15.09 - $19.02
    • (0 reviews)
      # mpn1422735756
      Coolant Thermostat Housing by Proform®. Type: Straight Up. To keep your engine cool and improve your vehicle's performance, this product is just the right solution. Manufactured from high-quality materials, it will surely provide...
      Carefully designed to improve the performance of your vehicleCrafted from first-rate materials
      $15.69
    • (0 reviews)
      # 1216570889
      Officially Licensed GM Coolant Thermostat Housing by Proform®. To keep your engine cool and improve your vehicle's performance, this product is just the right solution. Manufactured from high-quality materials, it will surely provide...
      Officially Licensed GM ProductsCarefully designed to improve the performance of your vehicle
      $21.81 - $22.43
    • (0 reviews)
      # 1216570900
      Thermostat Housing by Billet Specialties®. To keep your engine cool and improve your vehicle's performance, this product is just the right solution. Manufactured from high-quality materials, it will surely provide excellent performance...
      Buna N® O-rings for a positive sealO-ring seal eliminates the need for a gasket or sealant
      $39.95 - $79.95
    • (0 reviews)
      # 1216570893
      High Flow Thermostat by Edelbrock®. If you are looking for a high-quality replacement part, this product is just the ticket. It was expertly designed by professional engineers using the state-of-the-art equipment and thoroughly tested...
      High quality at an affordable priceBuilt to match your exact requirements
      $13.95 - $17.05
    • (0 reviews)
      # 1093849011
      Thermostat Housing by Moroso®. Material: Billet Aluminum. Inlet Size: -12 AN. To keep your engine cool and improve your vehicle's performance, this product is just the right solution. Manufactured from high-quality materials, it will...
      Made from 6061-T6 Billet AluminumThe housing has two -12AN female O-ring inlet ports
      $95.69
    • (0 reviews)
      # 1093742993
      Inline Thermostat Housing by Meziere Enterprises®. Performance, sophistication and durability are by no means all the benefits you'll get if you purchase this product by Meziere Enterprises. Designed to take the efficiency of your...
      Powerful and efficient designExtended service life
      $59.09
    • (0 reviews)
      # mpn1676095375
      External Billet Thermostat Housing by BDS®. Increase the life of your vehicle's engine by keeping your cooling system in top condition. Replace your faulty engine cooling component with this highly efficient replacement product and be...
      High quality at an affordable priceExpertly made from premium materials
      $92.53
    • (0 reviews)
      # 332957662
      Aluminum Thermostat Housing by AFCO®. Material: Aluminum. To keep your engine cool and improve your vehicle's performance, this product is just the right solution. Manufactured from high-quality materials, it will surely provide...
      Perfect solution for racing or performance applicationsMade to provide unmatched efficiency and win
      $39.99
    • (0 reviews)
      # mpn358734900
      Adjustable Fan Thermostat by Vintage Air®. Temperature: 180 Degree. To keep your engine cool and improve your vehicle's performance, this product is just the right solution. Manufactured from high-quality materials, it will surely...
      High quality at an affordable priceBuilt to match your exact requirements
      $48.99
    • (0 reviews)
      # mpn1581289
      Thermostat by JET®. Temperature: 180 Degree. Jet Low-Temp Thermostats increase horsepower and control engine temp by consistently metering water flow throughout the engine instead of simply cycling open/close, which in OE units creates...
      Designed to reduce engine temperature and produce more horsepowerMade from stainless steel
      $55.46
    • (0 reviews)
      # mpn2530953702
      High Performance Thermostat by Livernois Motorsports®. Temperature: 160 Degree. Livernois Motorsports and Engineering now offers a line of EvenFlo low temperature thermostats for Modular performance engines. With one of these high...
      High quality at an affordable priceExpertly made from premium materials
      $24.99
    • (0 reviews)
      # mpn4481094058
      Fail Safe Series™ Engine Coolant Thermostat by Motorad®. Temperature: 187 Degree. Fail-Safe Thermostats offer premium, patented technology for superior protection over any thermostat on the market. Only Fail-Safe is designed to lock...
      Exclusive, patented designHigh quality Stainless Steel and Copper construction
      $16.27
    • (0 reviews)
      # mpn823287016
      Fail Safe Series™ Engine Coolant Thermostat with Single Thermostat Housing (7332-195) by MotoRad®. Temperature: 195 Degree. Fail-Safe Thermostats offer premium, patented technology for superior protection over any thermostat on the...
      Exclusive, patented designHigh quality Stainless Steel and Copper construction
      $21.57
    • (0 reviews)
      # mpn1422735752
      Coolant Thermostat Housing (66209) by Proform®. To keep your engine cool and improve your vehicle's performance, this product is just the right solution. Manufactured from high-quality materials, it will surely provide excellent...
      Carefully designed to improve the performance of your vehicleCrafted from first-rate materials
      $18.12
    • (0 reviews)
      # mpn1422735753
      Coolant Thermostat Housing (66210) by Proform®. To keep your engine cool and improve your vehicle's performance, this product is just the right solution. Manufactured from high-quality materials, it will surely provide excellent...
      Carefully designed to improve the performance of your vehicleCrafted from first-rate materials
      $15.09
    • (0 reviews)
      # mpn1422735755
      Coolant Thermostat Housing (66212) by Proform®. To keep your engine cool and improve your vehicle's performance, this product is just the right solution. Manufactured from high-quality materials, it will surely provide excellent...
      Carefully designed to improve the performance of your vehicleCrafted from first-rate materials
      $19.02
    • (0 reviews)
      # mpn358492392
      Officially Licensed GM Coolant Thermostat Housing (141-500) by Proform®. To keep your engine cool and improve your vehicle's performance, this product is just the right solution. Manufactured from high-quality materials, it will surely...
      Officially Licensed GM ProductsCarefully designed to improve the performance of your vehicle
      $21.81
    • (0 reviews)
      # mpn358492393
      Officially Licensed GM Coolant Thermostat Housing (141-501) by Proform®. To keep your engine cool and improve your vehicle's performance, this product is just the right solution. Manufactured from high-quality materials, it will surely...
      Officially Licensed GM ProductsCarefully designed to improve the performance of your vehicle
      $22.43
    • (0 reviews)
      # mpn4530972619
      Thermostat Housing (BLK90334) by Billet Specialties®. Finish: Black. To keep your engine cool and improve your vehicle's performance, this product is just the right solution. Manufactured from high-quality materials, it will surely...
      Buna N® O-rings for a positive sealO-ring seal eliminates the need for a gasket or sealant
      $79.95
    • (0 reviews)
      # mpn4530972603
      Thermostat Housing (90134) by Billet Specialties®. Finish: Polished. To keep your engine cool and improve your vehicle's performance, this product is just the right solution. Manufactured from high-quality materials, it will surely...
      Buna N® O-rings for a positive sealO-ring seal eliminates the need for a gasket or sealant
      $39.95
    • (0 reviews)
      # mpn4530972721
      Thermostat Housing (BLK90134) by Billet Specialties®. Finish: Black. To keep your engine cool and improve your vehicle's performance, this product is just the right solution. Manufactured from high-quality materials, it will surely...
      Buna N® O-rings for a positive sealO-ring seal eliminates the need for a gasket or sealant
      $44.95
    • (0 reviews)
      # mpn4530972225
      Thermostat Housing (90334) by Billet Specialties®. Finish: Polished. To keep your engine cool and improve your vehicle's performance, this product is just the right solution. Manufactured from high-quality materials, it will surely...
      Buna N® O-rings for a positive sealO-ring seal eliminates the need for a gasket or sealant
      $74.95
    • (0 reviews)
      # mpn1600669923
      High Flow Thermostat (8605) by Edelbrock®. Temperature: 195 Degree. Diameter: 054 mm. If you are looking for a high-quality replacement part, this product is just the ticket. It was expertly designed by professional engineers using the...
      High quality at an affordable priceBuilt to match your exact requirements
      $13.95
    • (0 reviews)
      # mpn1600669922
      High Flow Thermostat (8606) by Edelbrock®. Temperature: 160 Degree. Diameter: 063 mm. If you are looking for a high-quality replacement part, this product is just the ticket. It was expertly designed by professional engineers using the...
      High quality at an affordable priceBuilt to match your exact requirements
      $15.95




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    Hummer Performance Thermostats Reviews

    Average rating:  4.5  4.5 - 1 review
    4.5 of 5
    Direct Fit
    Perfectly seals thermostat into housing. Don’t confuse with O-ring that seals housing to water pump (which is only in some models). But you won’t need it if you bought a housing with thermostat already installed. Fits great, identical to factory.
    Posted by Jacob Mccarty (Marlinton, WV) / April 22, 20182005 Chevy Tahoe
    Was this review helpful for you? Yes
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