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Peterbilt 359 Thermostats

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33577 Weir-Stat Series Thermostat
Part Number: GAT33577
Vehicle Info Required to Guarantee Fit
$33.99
Product Details
Notes : 1.37 in. depth from flange; 2.88 in. flange diameter; 1.37 in. H from flange; 2.27 in. valve diameter; With (1) seal; Weir-stat S top by-pass design; Heavy-duty thermostat typeQuantity Sold : Sold individuallyWarranty : Lifetime Gates limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Promotions : Cooling EssentialsOpening Temperature Rating : 170 degreesSeries : Weir-Stat SeriesMaterial : Stainless SteelRecommended Use : OE Replacement
33576 Gates OE Replacement Thermostat
Part Number: GAT33576
Vehicle Info Required to Guarantee Fit
$40.49
Product Details
Prop 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Promotions : Cooling EssentialsOpening Temperature Rating : 160 degreesSeries : Gates OE ReplacementRecommended Use : OE Replacement
33960 Gates OE Replacement Thermostat
Part Number: GAT33960
Vehicle Info Required to Guarantee Fit
$20.99
Product Details
Notes : Heavy-Duty Thermostat; 170 deg. F; 1.93 in. diameter x 0.03 in. thickness flange; 2.12 in. H; 0.83 in. H x 1.31 in. depth from flange; Reverse Poppet designQuantity Sold : Sold individuallyWarranty : Lifetime Gates limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Promotions : Cooling EssentialsOpening Temperature Rating : 170 degreesSeries : Gates OE ReplacementRecommended Use : OE ReplacementProduct Fit : Direct Fit
33579 Weir-Stat Series Thermostat
Part Number: GAT33579
Vehicle Info Required to Guarantee Fit
$32.99
Product Details
Notes : 1.37 in. depth from flange; 2.88 in. flange diameter; 1.37 in. H from flange; 2.27 in. valve diameter; With (1) seal; Weir-stat S top by-pass design; Heavy-duty thermostat typeQuantity Sold : Sold individuallyWarranty : Lifetime Gates limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Promotions : Cooling EssentialsOpening Temperature Rating : 190 DegreesSeries : Weir-Stat SeriesMaterial : Stainless SteelRecommended Use : OE Replacement
14917 Thermostat
Part Number: ST14917
Vehicle Info Required to Guarantee Fit
$42.99
Product Details
Quantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Recommended Use : OE Replacement
33578 Gates OE Replacement Thermostat
Part Number: GAT33578
Vehicle Info Required to Guarantee Fit
$31.99
Product Details
Prop 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Promotions : Cooling EssentialsOpening Temperature Rating : 180 DegreesSeries : Gates OE ReplacementRecommended Use : OE Replacement
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Popular Products

33577 Weir-Stat Series Thermostat
Part No: GAT33577
( Review)
$33.99
14917 Thermostat
Part No: ST14917
( Review)
$42.99

Helpful Automotive Resources

What Does It Mean When the Engine Is Hot While the AC Is Off?
What Does It Mean When the Engine Is Hot While the AC Is Off?If you’re wondering what a hot engine means if the AC is off, then there’s a good chance that your vehicle’s got a serious problem. It might have broken parts due for replacement, or there could be a shortage of coolant brought about by contaminants or a leak in the
What Does Check Gauges Mean?
What Does Check Gauges Mean?This warning light means that one or several gauge readings aren’t within the normal range.
Where Is the Thermostat Located?
Where Is the Thermostat Located?The thermostat’s exact location can vary depending on the vehicle’s make and model, but in most vehicles, you can typically find the thermostat inside a housing near the top radiator hose. If it isn’t there, try looking near the bottom hose.