It's coming from the rear wheel/tire area. Sound speeds up when accelerating and slows down when decelerating.
squeek.m4a - Google Drive
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2008 4runner Limited v8 Shadow Mica Stock @ ~58K miles.
Future Mods: Pioneer 9" Headunit for CarPlay Wireless (CES 2020, release date 3/20) and upgraded sound system; Noise cancelling material (4 doors); Doug Thorley Headers and all that exhaust stuff (assuming I can pass Denver inspections); 2.5-3" suspension lift for mountain trails. If I ever have money to burn, I'll supercharge it