When you rebuild your vehicle's engine to make it produce more horsepower, you have to remember that the larger and more capable your motor is, the more heat it generates. To prevent your engine from overheating and damage, your cooling system also needs to be upgraded to handle high temperatures. A performance water pump and radiator are a great choice, but don't forget about the performance thermostat. Professional mechanics advise keeping in mind that your pickup truck's factory thermostat will not be able to function properly when the motor has been upgraded with a performance water pump.

Our web store offers a wide selection of GMC Sierra performance thermostats to meet all of your requirements. Compared to factory thermostats, performance thermostats are able to provide increased coolant flow when open, plus they are more sensitive to temperature changes. We carry a huge variety of high-quality parts, that are made by such well-known brands as Mahle, Stant, Gates, Fel-Pro, and many others. Our prices are way better compared to dealer's prices, so you will not have to pay large sums! Go ahead and save your money and time; order all the needed products for your GMC Sierra from your home in a fast and easy way!

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    • (2 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)
      # sp9100
      Thermostat by Hypertech®. To complete your performance package, Hypertech recommends the use of a low-temp thermostat to complement the performance tuning found in the Hypertech Power Tuning products. Available in both 160° and 180°...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $5.34 - $54.65
    • (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
      $8.19 - $49.29
    • (1 review)
      # sp10012
      High-Flow Series Thermostat by MotoRad®. State-of-the-art equipment, strict quality control, and functional testing to each thermostat ensure customers that they can trust the high quality product used in their vehicle. MotoRad offers...
      Made of stainless steelProvide increased flow
      $6.91 - $13.66
    • (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)
      # mpn823927927
      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
      $22.46
    • (0 reviews)
      # mpn1581291
      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
      $28.46
    • (1 review)
      # mpn1573004
      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
      $14.96
    • (0 reviews)
      # mpn580053236
      PowerStat™ Thermostat by Hypertech®. Temperature: 160 Degree. To complete your performance package, Hypertech recommends the use of a low-temp thermostat to complement the performance tuning found in the Hypertech Power Tuning...
      For vehicles with manual fansFor better heater output in cold weather driving, a 180° PowerStat can be substituted for any application that requires a 160° PowerStat
      $54.65
    • (0 reviews)
      # mpn2530953701
      High Performance Thermostat by Livernois Motorsports®. Livernois Motorsports & Engineering now offers a line of EvenFlo low temperature thermostats. With one of these Livernois Motorsports & Engineering thermostats, you can dramatically...
      High quality at an affordable priceExpertly made from premium materials
      $29.99
    • (0 reviews)
      # mpn2530953702
      High Performance Thermostat by Livernois Motorsports®. Livernois Motorsports & Engineering now offers a line of EvenFlo low temperature thermostats. With one of these Livernois Motorsports & Engineering thermostats, you can dramatically...
      High quality at an affordable priceExpertly made from premium materials
      $24.99
    • (0 reviews)
      # mpn2530953703
      High Performance Thermostat by Livernois Motorsports®. Livernois Motorsports & Engineering continues to expand our line of Even-Flo performance thermostats. These engines are notorious for running well above the 225° mark when stock,...
      High quality at an affordable priceExpertly made from premium materials
      $49.99
    • (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)
      # mpn823285458
      Fail Safe Series™ Engine Coolant Thermostat with Seal (7228-195) by MotoRad®. Temperature: 195 Degree. Fail-Safe Thermostats offer premium, patented technology for superior protection over any thermostat on the market. Only Fail-Safe...
      Exclusive, patented designHigh quality Stainless Steel and Copper construction
      $10.68
    • (0 reviews)
      # mpn823286866
      Fail Safe Series™ Engine Coolant Thermostat with Seal (7267-195) by MotoRad®. Temperature: 195 Degree. Fail-Safe Thermostats offer premium, patented technology for superior protection over any thermostat on the market. Only Fail-Safe...
      Exclusive, patented designHigh quality Stainless Steel and Copper construction
      $10.55
    • (0 reviews)
      # mpn823285459
      Fail Safe Series™ Engine Coolant Thermostat with Seal (7228-170) by MotoRad®. Temperature: 170 Degree. Fail-Safe Thermostats offer premium, patented technology for superior protection over any thermostat on the market. Only Fail-Safe...
      Exclusive, patented designHigh quality Stainless Steel and Copper construction
      $10.68
    • (0 reviews)
      # mpn823279039
      High-Flow Series™ Engine Coolant Thermostat with Seal (2067-195) by MotoRad®. Temperature: 195 Degree. State-of-the-art equipment, strict quality control, and functional testing to each thermostat ensure customers that they can trust...
      Made of stainless steelProvide increased flow
      $9.00
    • (0 reviews)
      # mpn823279052
      High-Flow Series™ Engine Coolant Thermostat with Seal (2065-195) by MotoRad®. Temperature: 195 Degree. State-of-the-art equipment, strict quality control, and functional testing to each thermostat ensure customers that they can trust...
      Made of stainless steelProvide increased flow
      $8.99
    • (0 reviews)
      # mpn823285460
      Fail Safe Series™ Engine Coolant Thermostat with Seal (7228-180) by MotoRad®. Temperature: 180 Degree. Fail-Safe Thermostats offer premium, patented technology for superior protection over any thermostat on the market. Only Fail-Safe...
      Exclusive, patented designHigh quality Stainless Steel and Copper construction
      $11.90
    • (0 reviews)
      # mpn823286865
      Fail Safe Series™ Engine Coolant Thermostat with Seal (7267-180) by MotoRad®. Temperature: 180 Degree. Fail-Safe Thermostats offer premium, patented technology for superior protection over any thermostat on the market. Only Fail-Safe...
      Exclusive, patented designHigh quality Stainless Steel and Copper construction
      $11.52
    • (0 reviews)
      # mpn823279053
      High-Flow Series™ Engine Coolant Thermostat with Seal (2065-180) by MotoRad®. Temperature: 180 Degree. State-of-the-art equipment, strict quality control, and functional testing to each thermostat ensure customers that they can trust...
      Made of stainless steelProvide increased flow
      $12.31
    • (0 reviews)
      # mpn823279038
      High-Flow Series™ Engine Coolant Thermostat with Seal (2067-180) by MotoRad®. Temperature: 180 Degree. State-of-the-art equipment, strict quality control, and functional testing to each thermostat ensure customers that they can trust...
      Made of stainless steelProvide increased flow
      $10.63


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    GMC Sierra Thermostats Reviews

    Average rating:  5  5 - 1 review
    4.8 of 5
    Great Product
    Good coolant for a good price.
    CPosted by Chris (Lakeville, MN) / April 9, 2017
    Was this review helpful for you? Yes

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