10 bestCoolant Leak Test Kitof December 2025
112M consumers helped this year.
21% off
1
RELD Cylinder Head Gasket Tester Kit CO2 Combustion Leak Gas Test Universal for All Cars and Motorcycles Petrol Diesel Block Rapid Engine Leak Detector for 50 Tests
RELD
9.9
2
Block Tester BT-500 Combustion Leak Test Kit
Block Tester
9.8
3
Alltooetools 28pcs Universal Radiator Pressure Tester and Vacuum Type Cooling System Kit
Alltooetools
9.6
4
DAYUAN 28pcs Universal Radiator Pressure Tester Kit, coolant Pressure Tester kit coolant Vacuum Refill kit for Cooling System
DAYUAN
9.4
5
DHA 18pcs Car Cooling System Radiator Pressure Tester Kit, Coolant System Radiator Cap Pressure Tester with Hand Vacuum Test Pump, Water Leak Detector Kit Radiator Reservoir Tank Cap
DHA
9.3
Other
Car Radiator & Hose Stop Leak Repair Additive Anti Corrosion 250ml Repairs Weld Cooling System Rads
BOOMSTART 28Pcs Universal Radiator Pressure Tester and Car Vacuum Cooling System Tester Tool Kit Applicable for Audi for VW for BMW
DAYUAN Cylinder Leak Down Tester Kit, Gasoline Engine leakdown Test Tool Dual Pressure Gauges Leak Test Set Compression Leakage Tester
ARES 15044-32-Piece Cooling System Leakage Tester and Vacuum Refill Kit - Easily Test for Leaks in Cooling System - Change Coolant Quickly
6
DHA 18pc Cooling System Radiator Coolant Pressure Tester Kit with Hand Pressure Pump, Engine Coolant Pressure Test Kit Water Tank Leak Detector Tester Tool for Cars Trucks SUVs
DHA
9.0
7
Holdfiturn 28Pcs Radiator Pressure Tester Kit - Universal Cooling System Diagnostic Tool Professional Radiator Leak Detection Coolant Filling Kit for Cars
Holdfiturn
8.8
8
Orion Motor Tech Coolant Pressure Tester Kit, 31pc Master Coolant Vacuum Refill Kit with 23 Radiator Adapters, Radiator Cooling System Pressure Tester Kit with Vacuum Pump Vacuum Purge & Refill Tool
Orion Motor Tech
8.5
9
OEMTOOLS 24444 Coolant System Refiller Kit, 5 Adapters, Eliminate Trapped Air, Test Radiator and Heating Core Lines for Leaks, Vacuum Fill Coolant Tool, Vacuum Leak Tester, Multi
OEMTOOLS
8.3
10
US PRO Tools 28pc Coolant Radiator System Pressure Tester Kit, Refill Kit Purge 5259
US PRO
8.0
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