LISTING INCLUDES: 1 xHpop Test Tool High Pressure & Air Leak Test Tool Kit; FIT FOR: For All Ford Powerstroke 6.0L & 7.3L engines. For All International VT365 & T444E engines. For All Cat 3126B, 3126E, engines. ABOUT PRODUCT: 6,000 psi liquid filled Gauge 5,800 psi hydraulic hose 23,200 psi minimum burst pressure rating Professional Installation is highly recommonded. .