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Tell Us More About Your Toyota Sienna. View all models

AutoZone carries hundreds of thousands of parts and accessories.

Select your Year, Make, Model and Engine to find those that fit your vehicle.

Safe, versatile and reliable - these three words sum up your Toyota Sienna perfectly. For dependable comfort in the hot and cold seasons, react to thermostat problems early on. Find the right prices on Sienna thermostats and much more when you visit your neighborhood AutoZone.

Show of 30  Results
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  •  | Page 1 of 3 |  
  • Part Number: 7281-180
  • Warranty: 1 YR
  • Application: OE recommended temperature
  • Notes: 180 °F (82 °C)
    Engineered to permit continuous flow of coolant when overheating occurs.
  • Part Number: 7281-180
  • Warranty: 1 YR
  • Application: OE recommended temperature
  • Notes: 180 °F (82 °C)
    Engineered to permit continuous flow of coolant when overheating occurs.
  • Part Number: 7281-180
  • Warranty: 1 YR
  • Application: OE recommended temperature
  • Notes: 180 °F (82 °C)
    Engineered to permit continuous flow of coolant when overheating occurs.
  • Part Number: 7281-180
  • Warranty: 1 YR
  • Application: OE recommended temperature
  • Notes: 180 °F (82 °C)
    Engineered to permit continuous flow of coolant when overheating occurs.
  • Part Number: 7281-180
  • Warranty: 1 YR
  • Application: OE recommended temperature
  • Notes: 180 °F (82 °C)
    Engineered to permit continuous flow of coolant when overheating occurs.
  • Part Number: 7281-180
  • Warranty: 1 YR
  • Application: OE recommended temperature
  • Notes: 180 °F (82 °C)
    Engineered to permit continuous flow of coolant when overheating occurs.
  • Part Number: 7281-180
  • Warranty: 1 YR
  • Application: OE recommended temperature
  • Notes: 180 °F (82 °C)
    Engineered to permit continuous flow of coolant when overheating occurs.
  • Part Number: 7281-180
  • Warranty: 1 YR
  • Application: OE recommended temperature
  • Notes: 180 °F (82 °C)
    Engineered to permit continuous flow of coolant when overheating occurs.
  • Part Number: 7281-180
  • Warranty: 1 YR
  • Application: OE recommended temperature
  • Notes: 180 °F (82 °C)
    Engineered to permit continuous flow of coolant when overheating occurs.
  • Part Number: 7281-180
  • Warranty: 1 YR
  • Application: OE recommended temperature
  • Notes: 180 °F (82 °C)
    Engineered to permit continuous flow of coolant when overheating occurs.
  • Part Number: 4077
  • Warranty: 1 YR
  • Application: Alternate temperatures
  • Notes: 170 °F (77 °C)
  • Part Number: 4077
  • Warranty: 1 YR
  • Application: Alternate temperatures
  • Notes: 170 °F (77 °C)
  •  | Page 1 of 3 |  

The role of a Toyota Sienna thermostat is not just to keep your interior feeling comfortable, but also to let coolant circulate through your minivan's engine block. Don't risk overheating at an inopportune moment - swing by AutoZone today and find the thermostat replacement for Toyota Sienna you need to restore your confidence. Get access to free battery charging and engine diagnostic testing for even greater value, and take advantage of our Loan-a-Tool program to knock out the installation like a pro.

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