Auto Meter IAT Gauge and DIY MBC
 

I know this gauge setup was pricey when new and they don't seem to be available anymore. I have no need of it any longer.
$100
https://www.miataturbo.net/picture.p...pictureid=2047
https://www.miataturbo.net/picture.p...pictureid=2048

DIY MBC - It is what it is. I bought a Hallman so I don't need this any longer. Worked fine, I just liked the convenience of a knob:
$15
https://www.miataturbo.net/picture.p...pictureid=2049

Prices are + shipping (lower 48). I'll split PP fees.

Price drop
 

I still have this stuff. How about $70 for the gauge.