The OEM Ford oil drain plug is plastic unit that tends to break and leak. So you already know UPR came through to fix that.
Product Link - UPR 3025-02 Billet Drain Plug with Magnetic Tip and Drain Valve (Mustang GT / GT350 / F150 5.0 3.5 2.7)
Product Link - UPR 3025-02 Billet Drain Plug with Magnetic Tip and Drain Valve (Mustang GT / GT350 / F150 5.0 3.5 2.7)