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A quick search would have told you that Toyota is typically the preferred coolant but Zerex also makes an 'Asian' coolant that meets the specs of most Asian automakers and is what I am running.
You can tell Pep Boys to flush and fill with whatever you want but I am guessing they are going to use some 'generic' coolant that they likely use in every vehicle.
Honestly, smarter to make sure you use Toyota coolant, else, the correct type of coolant matching what you have in your car. That'll require someone to look up the right coolant for the brand selected. (It's a little complicated ,)