This helped a lot, actually! Put my new head unit
Even just adding an aftermarket head unit REALLY brings the stock speakers to life!
2008 Focus S 5 Speed:
Custom Exhaust Work, FSWerks Cool-Flo Intake (Green Filter), FRPP Suspension, Front and Rear Sway Bars, Front Upper Stress Bar, LED Tag Lights, LED Map Lights, Aftermarket Head Unit, Tinted Windows.