Traditional incandescent lighting illuminates around the perimeter of the dial 1983-pontiac-firebird-esi2278290 UMI Performance's unique on-car adjuster

UMI Performance's unique on-car adjuster makes adjustments easy without the need to remove the control arm from the vehicle

5" inner diameter)

side exit behind each rear tire

If you've installed one of BMR Suspension's 1 3/8-inch sway bars or Xtreme Anti Roll Bars and want to improve its level of body roll control

8" Rear Width

Traditional incandescent lighting illuminates around the perimeter of the dial 1983-pontiac-firebird-esi2278290 UMI Performance's unique on-car adjusterMechanical 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.