Best Automotive Performance Thermostats in 2026

COMFORT COMES IN YOUR COLOR. Personalize your Wi-Fi Smart Color Programmable Thermostat to fit your décor. The Honeywell Wi-Fi Smart Thermostat does have an auto changeover feature in which the thermostat automatically selects heating or cooling depending on the indoor temperature. Heat and cool settings must be at least 3 degrees apart. The thermostat will automatically adjust settings to maintain this 3-degree separation.

SAVE ENERGY AND GET REWARDED by checking with your energy provider about available rebates. Plus, eligible customers can enroll in their local Utility's "DEMAND RESPONSE PROGRAM" which can reward you for allowing the utility to slightly adjust your AC or furnace temperature settings when there is high energy demand.

YOUR SCHEDULE. YOUR WAY. Flexible programming options for your schedule or utility company’s peak rate pricing.

ENERGY STAR certified to help save energy, track your heating and cooling and send personalized tips on reducing energy use.

SAVE ENERGY AND GET REWARDED by checking with your energy provider about available energy savings rebates to save on your purchase. Plus, eligible customers can enroll in their local Utility's "DEMAND RESPONSE PROGRAM" which can reward you for allowing the utility to slightly adjust your AC or furnace temperature settings when there is high energy demand.

CONTROL FROM ANYWHERE by using the app or compatible smart home partners including AMAZON ALEXA, GOOGLE ASSISTANT, MICROSOFT CORTANA, and more. Flexible programming options are also available if you'd rather set it and forget it but still benefit from energy savings.

larger than oem opening allowing for up to 50 percent increase in coolant flow

triple bridge opening design for increased stability and strength

manufactured from high quality components to meet the demanding conditions of the automotive cooling system

Product Type: Auto Part

Package Quantity: 1

Product Dimensions: 12.953 cms (L) x 27.94 cms (W) x 9.652 cms (H)

Water outlet thermostat housing made of durable material for a long lasting life.

Thermostat is integrated into housing assembly, simplifying installation.

Stant Engine Coolant Thermostat

High use of the scheduling feature of the T5 thermostat saved customers between 8 and 16% on heating and cooling bills. Dollar savings range based on nationwide average annual single-family detached home's heat and cooling bills; actual savings varies based on consumption.

Save Energy and Get Rewarded. Check with your energy provider about available energy savings rebates to save on your purchase. Plus, eligible customers can enroll in their local Utility's "DEMAND RESPONSE PROGRAM" which can reward you for allowing the utility to slightly adjust your AC or furnace temperature settings when there is high energy demand.

7-Day Flexible Scheduling or Location Based Temperature Control. It’s your choice. 7-day scheduling programs your thermostat. Geofence technology helps make you comfortable by using your smartphone’s location to know when you’re away and when you return.

Larger than OEM opening allowing for up to 50 percent increase in coolant flow

Triple bridge opening design for increased stability and strength

Manufactured from high quality components to meet the demanding conditions of the automotive cooling system

Compatible with the 2011+ Ford Mustang V6 & V8

Lower activation temp allows coolant to flow through the engine earlier

Maintains lower temperatures and extends engine life

Fits the 1992-2000 Honda Civic

Activates at lower temperature so coolant flows through system earlier

Allows for cooler engine temperatures

Features all brass and copper construction

Opening temperature is 195 degree

Balanced design eliminates damaging thermostat cycling

Package Dimensions: 12.953 H x 5.334 L x 6.35 W (centimetres)

Package Weight: 0.113 kilograms

Country of Origin : United States

Water outlet thermostat housing made of durable material for a long lasting life.

Thermostat is integrated into housing assembly, simplifying installation.

Eliminates the huge swings in coolant pressure that plague lesser thermostats at high rpm

Fully compatible with Chryslers Dodges and Plymouths

Opens at 160 degrees regardless of engine rpm

Original equipment design.

Made of durable material for a long lasting life.

Stainless steel assembly engineered for a smooth performance.

Built-in thermostat (185°F / 85°C)

Overall Size: 3.02” x 3.11” x 1.18” / Ports: M20 x 1.5” / Material: 6061 Aluminum

Two 1/8" NPT ports (with plug) for sensors/oil feed/etc.

Premium Superstat thermostat

Uses high venturi for maximum cooling capacity during high temperature, high load oepration

25% larger piston in diameter that delivers 1 1/2 the power of standard thermostats

Genuine Mopar Thermostat Housing

Fit type: Vehicle Specific

Part number: 4792916AE

Manufactured from high quality components to meet the demanding conditions of the automotive cooling system

Manufactured with OEM specifications and processes

Copper case and wax compound assures rapid response to temperature changes in the coolant

Original equipment design.

Made of durable material for a long lasting life.

Stainless steel assembly engineered for a smooth performance.