Jul 23, 2023 · No, the Toyota Sienna does not require premium fuel. It’s designed to run efficiently on regular unleaded gasoline with an octane rating of 87. Using premium fuel won’t necessarily enhance the Sienna’s performance, making it an unnecessary expense for most drivers.

Toyota Sienna 2010-2025 Owners Manual / Vehicle specifications / Specifications / Fuel information You must only use unleaded gasoline in your vehicle. Select octane rating 87 (Research Octane Number 91) or higher.

May 22, 2018 · What type of gas do you for your Sienna? Thanks. Regular 87 octane from Costco mainly. Regular octane, it's 87 around here. Anything higher is just throwing money away as the engine is only designed for regular. I only use 87 from Chevron. Every gas is not the same. That proprietary detergent Techron is what is important.

In our 75-mile highway fuel-economy test, an all-wheel-drive Sienna returned an impressive 33 mpg. For more information about the Sienna's fuel economy, visit the EPA's website.

Jan 6, 2023 · With an impressive hybrid system producing a net combined 245 horsepower and available AWD, take on family adventures with ease. You'll also find yourself traveling from one cherished moment to the next with Sienna's up to 36 combined estimated mpg. Technology that keeps up with you. Take a look at Sienna in action.

Jul 12, 2013 · Premium gas is recommend for better performance in my 06 XLE. Premium gas is neither better for mileage nor more powerful. The only difference from regular is the higher octane gas are harder to burn.

Sep 6, 2022 · I have a 2021 Toyota Sienna hybrid XLE. My owner’s manual says to use octane rating of 87 or higher (research octane number 91). Fuel cap says don’t use E81-E85. Costco sells 86 and 91. We’ve been using 91 for the last year. Is that what I’m supposed to be buying? Or can I get away with the 86?

Nov 22, 2024 · Fueling your Toyota Sienna with the correct gas type is essential for maintaining its performance, reliability, and longevity. By using unleaded gasoline with an octane rating of 87, you can ensure that your Sienna operates smoothly and efficiently for many miles to come.

Dec 28, 2024 · Researched By The AutoPadre Research Team. The Toyota Sienna gas mileage is 19 to 36 miles per gallon as specified in our data below, organized by trim, option package, and model year.

The most accurate Toyota Sienna MPG estimates based on real world results of 91.5 million miles driven in 3,434 Toyota Siennas