Pressure GaugePressure RegulatorPressure Relief ValvePressure Gauge Pressure Regulator Pressure Relief Valve Compressor CompatibleWide ApplicationCompressor Compatible Wide Application Features： Troubleshoot Turbo Leak with Ease: Orion Motor Tech’s turbo pressure tester kit simplifies the process of checking and identifying leaks in the turbocharger, cooling, and emissions systems of various cars and light trucks. 4 Pairs of Stepped Adapters: Each adapter, featuring 3 carefully designed steps, ensures a secure fit on hoses of different sizes. The OD for each pair are as follows: 1-3/8″, 1-9/16″, 1-3/4″; 1-31/32″, 2-1/8″, 2-3/8″; 2-1/2″, 2-3/4″, 3″; and 3-1/8″, 3-3/8″, 3-1/2″, providing comprehensive coverage. Comprehensive Set: Equipped with 4 test adapters, 4 blanking adapters, a 0-86 psi pressure gauge assembly, a DIN adapter, and a pair of gloves, this turbo system pressure leakage tester kit provides all the essentials for thorough and hassle-free testing. Easy Operation: Simply attach the adapters, connect the pressure gauge to your workshop airline, pressurize the system, and listen for any indications of a leak. Rugged Durability & Easy Storage: Crafted from premium nylon and metal material, these turbo system leakage testers ensure long-term wear resistance. The included blow-molded case makes transport and organization easier than ever! Specifications Material: Nylon, Metal OD of Adapter 1: 1-3/4 in., 1-9/16 in., & 1-3/8 in. (45 mm, 40 mm, & 35 mm) OD of Adapter 2: 2-3/8 in., 2-1/8 in., & 1-31/32 in. (60 mm, 55 mm, & 50 mm) OD of Adapter 3: 3 in., 2-3/4 in., & 2-1/2 in. (75 mm, 70 mm, & 65 mm) OD of Adapter 4: 3-1/2 in., 3-3/8 in., & 3-1/8 in. (90 mm, 85 mm, & 80 mm) Max. Pressure: 86 psi (6 bar) Case Dimensions: 14.8 x 11.2 x 4.3 in. (37.5×28.5×11 cm) Net Weight: 5.5 lb. (2.5 kg) Package List 4x Test Adapters 4x Blanking Adapters 1x Pressure Gauge Assembly 1x DIN Adapter 1x Pair of Protective Gloves 1x Storage Case 1x Instructions Pressure GaugePressure RegulatorPressure Relief ValvePressure Gauge Pressure Regulator Pressure Relief Valve Compressor CompatibleWide ApplicationCompressor Compatible Wide Application Features： Troubleshoot Turbo Leak with Ease: Orion Motor Tech’s turbo pressure tester kit simplifies the process of checking and identifying leaks in the turbocharger, cooling, and emissions systems of various cars and light trucks. 4 Pairs of Stepped Adapters: Each adapter, featuring 3 carefully designed steps, ensures a secure fit on hoses of different sizes. The OD for each pair are as follows: 1-3/8″, 1-9/16″, 1-3/4″; 1-31/32″, 2-1/8″, 2-3/8″; 2-1/2″, 2-3/4″, 3″; and 3-1/8″, 3-3/8″, 3-1/2″, providing comprehensive coverage. Comprehensive Set: Equipped with 4 test adapters, 4 blanking adapters, a 0-86 psi pressure gauge assembly, a DIN adapter, and a pair of gloves, this turbo system pressure leakage tester kit provides all the essentials for thorough and hassle-free testing. Easy Operation: Simply attach the adapters, connect the pressure gauge to your workshop airline, pressurize the system, and listen for any indications of a leak. Rugged Durability & Easy Storage: Crafted from premium nylon and metal material, these turbo system leakage testers ensure long-term wear resistance. The included blow-molded case makes transport and organization easier than ever! Specifications Material: Nylon, Metal OD of Adapter 1: 1-3/4 in., 1-9/16 in., & 1-3/8 in. (45 mm, 40 mm, & 35 mm) OD of Adapter 2: 2-3/8 in., 2-1/8 in., & 1-31/32 in. (60 mm, 55 mm, & 50 mm) OD of Adapter 3: 3 in., 2-3/4 in., & 2-1/2 in. (75 mm, 70 mm, & 65 mm) OD of Adapter 4: 3-1/2 in., 3-3/8 in., & 3-1/8 in. (90 mm, 85 mm, & 80 mm) Max. Pressure: 86 psi (6 bar) Case Dimensions: 14.8 x 11.2 x 4.3 in. (37.5×28.5×11 cm) Net Weight: 5.5 lb. (2.5 kg) Package List 4x Test Adapters 4x Blanking Adapters 1x Pressure Gauge Assembly 1x DIN Adapter 1x Pair of Protective Gloves 1x Storage Case 1x Instructions