2 1/16″ Diameter
1/8″ and 1/4″ NPT fittings & nylon tubing
Note: While the Auto Meter Boost Gauge Kits come complete with boost line, it’s recommended that the 3223 Boost Line Kit is purchased as it contains additional compression fittings to simplify the installation process. If not, NPT fittings can normally be sourced locally.
98.5-07 Dodge: The Boost Bolt is highly recommended for a no-drill boost gauge installation.