AutoMeter Phantom 30 in HG-30 psi Boost / Vacuum Gauge - Mechanical - Analog - 2-1/16 in Diameter - White Face Simpson Works in 3 Different Ways

Works in 3 Different Ways

the RPM Air-Gap 460 incorporates the same race-winning design that's been used on our Victor Series competition intakes for decades

The custom fitted cradle holds your smartphone securely during trail rides

Replacement caliper bolts fit most GM calipers and allow for easy installation and removal

AutoMeter Phantom 30 in HG-30 psi Boost / Vacuum Gauge - Mechanical - Analog - 2-1/16 in Diameter - White Face Simpson Works in 3 Different WaysThe standard in the industry, AutoMeter's Mechanical Boost Vac Gauges have found their way into more builds than any other. Using a patented, high precision bourdon tube meter movement, there isn't another gauge on the market that can lay claim to the levels of accuracy or durability you'll find here. A simple 1 8? NPT pressure connection requires no electrical hookup for operation. Includes 1 8? NPT fittings and nylon line kit. Traditional