Mechman high output alternators · Authorized dealer
A Sienna works harder than most people expect: school runs with rear screens glowing, road trips with an inverter running, and camper or mobility conversions with their own power needs. A Toyota Sienna high output alternator gives the 3.5L V6 the charging capacity to match. Mechman lists 320 Amp and 240 Amp units for 2007-2016 models.
Minivans pick up electrical loads in two ways. Families add rear entertainment, multiple charging ports, a cooler and dash cameras. Upfitters turn Siennas into compact campers with a house battery, a fridge, lighting and an inverter, or into mobility vans with powered equipment. Either way, a Toyota Sienna high output alternator refills the batteries faster during the drive, so power is ready at the campsite or the next stop.
Both Mechman high output alternators listed here fit the 2007-2016 Sienna with the 3.5L V6. Confirm your year and engine in the vehicle finder above the products.
The same series is listed for the Toyota Avalon and Lexus RX350. For a camper build, add a deep-cycle house unit from our batteries collection, and see other models on the Toyota alternators page.
Before you browse
We use cookies to run the store, to measure how it performs, and — only if you allow it — to show you our products on other sites. You can change your mind at any time. Read our privacy policy
Necessary cookies always run — the store cannot work without them. Everything else is your call.
Necessary
The cart, checkout, sign-in, fraud prevention and security. These cannot be switched off.
Preferences
Remembers your currency, region and recently viewed products.
Analytics
Measures how the store is used so we can fix what is broken and improve what is not.
Marketing
Lets us measure our advertising and show you our products on other websites. Turning this off also opts you out of the sale and sharing of your information for advertising.