SC300T

I can't seem to find this gauge anywhere.
Anyone have any ideas?

Could be metric or Imperial.
New or nearly new.
Also looking for the Defi Link controller.

Thanks in advance.

supercoupes

Have you tried here:

Sharp Precision Instruments Inc.
2 Industrial Drive, Unit F
Cliffwood Beach, NJ 07735

Toll Free: (877) SHOP SPI
Telephone: (732) 290-2213
Fax: (732) 290-3093
Email: info@spipowerexcel.com or
hubie@spipowerexcel.com (Hubie Fuh)

They're supposed to be distributor for DEFI ... maybe this helps.