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Old 02-15-2022, 06:58 PM   #57 (permalink)
Isaac Zachary
High Altitude Hybrid
Join Date: Dec 2020
Location: Gunnison, CO
Posts: 1,557

Avalon - '13 Toyota Avalon HV
90 day: 40.45 mpg (US)

Prius - '06 Toyota Prius
Thanks: 864
Thanked 435 Times in 338 Posts
There are only two kinds of engines that need high octane. Ones that are being pushed to the limit in performance, and engines that are poorly designed.
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