HONDA K SERIES COOLANT BLACK HARD PIPE WITH SEALHonda K series coolant hard pipe and seal. This black coolant hard pipe connects to the thermostat housing and goes to the interior radiator. A new seal where the pipe connects to the thermostat is included. Please note K20 option fits the K20a DC5 type r and the K20a2 EP3 Type R K24 option fits the Honda Accord CL9 or K24 swapped car will require modifications to fit the JDM K24a engine due the the coolant housing design at the end of the cylinder