For peak performance you need to know how much Vacuum you are making at maximum RPM’s. Now you can track your vacuum as you modify your ride!
This gauge is 2 colors. Most people run them White during the day and Amber at night. of course you can run them one color all the time or reverse them.
(-30-0 inHG- Includes Mounting hardware, Tubing Kit, T-fitting, Visor, Decals, Instructions, Free tech advise and 1 year warranty.)