Mechanical boost gauges have become the staple in boost pressure monitoring for all types of engines, gasoline, diesel, or otherwise. Ultra-precise bourdon tube meter movement ensures accuracy and durability not seen anywhere else in the industry. A simple 1/8” NPT pressure connection requires no electrical hookup for operation. Includes 1/8” NPT fittings and nylon line kit.Features: Factory matched LED through-the-dial lighting provides clear visibility during nighttime use and matches OEM instrumentation AutoMeter’s race proven mechanical instruments provide trusted accuracy while being simple to install No electrical system required for gauge operation - compatible with every street or race vehicle Mechanical movements provide accuracy and durability even in the harshest environments Gauge kit includes 1/8” nylon line, 1/8” NPT compression fittings, 1/4” NPT adapter, mounting hardware, and detailed instructions for installation Product Description: 2-1/16" Boost Gauge, 0-35 PSI, Ford Factory MatchPit Stop USA offers Auto Meter Factory Match Mechanical Boost Gauge - 2-1/16 in. 8404 at low everyday prices. Be sure to check out all our products from Auto Meter including Auto Meter Pressure Gauges.