There's been a good discussion on the Pumaspeed mount which looks like a version of the revised mk8.5 mount (I believe) which doesn't add NVH to the cabin
Edit - here you go
Low Vibration Fiesta ST Mk8 Uprated Torque Mount by Pumaspeed - Fiesta ST Mk8 - Bushes - Engine - Pumaspeed Milltek Ford Performance Tuning Milltek Sport Exhaust Ford Fiesta Focus ST RS Parts Specialist
No Vibrations, Guaranteed. The need for the Fiesta ST Mk8 to have a stiffer lower torque mount is well documented, we recommend the fitting of ...
pumaspeed.co.uk
This one?