Mechanical Boost Vacuum Gauge 6959 Cobalt Digital Boost/Vacuum Gauge Cobalt Blue LED Boost Vacuum Gauge No electrical system required for gauge operation - compatible with every street or race vehicle AutoMeter 7908 Cobalt Mechanical Boost/Vacuum Gauge, 2-5/8 Inch Gauge kit includes 1/8” nylon line, T-Fitting, vacuum fitting, compression fittings, mounting hardware, and detailed instructions for installation Mechanical boost/vacuum gauges for supercharged applications allow you to monitor boost pressure to insure maximum performance. Available in C2, Cobalt, Phantom... Modern blue LED through-the-dial lighting provides clear visibility during nighttime use Auto Meter 6103-M2 2-1/16 Boost-Vac, -1/ 2 Bar, Mech, Cobalt Mechanical movements provide accuracy and durability even in the harshest environments
