Ultra-Lite Series Nitrous Pressure Gauge AU4428 Product:2-5/8", Full Sweep Mechanical, 0-2000 psi 9 oxygen sensor is a

9 oxygen sensor is a must during the tuning process as it allows you to monitor AFR’s and adjust tuning parameters to optimize them for maximum power and efficiency

AR901-1000

Hex Head S/Sfits Holden 253-308 (Early)

If you have 1

Ultra-Lite Series Nitrous Pressure Gauge AU4428 Product:2-5/8", Full Sweep Mechanical, 0-2000 psi 9 oxygen sensor is aUltra Lite Series Nitrous Pressure Gauge2 5 8", Full Sweep Mechanical, 0 2000 psi AU4428 4428 Requires 4 AN braided hose kit. These professional quality Ultra Lite series gauges are of aluminium construction which greatly reduces their weight. While their silver satin gauge face with black accents and a red pointer make these gauges very easy to read.