Tridon Thermostat High Flow TT329-180 Blue which are some of the

which are some of the most severe in the world

They should be changed whenever the pads are replaced or when the vehicle's warning light indicates

Like all Protex brake pads

Anti drain-back valve preventing oil draining back out of the filter through the inlet holes

Foot Dia: 16

Tridon Thermostat High Flow TT329-180 Blue which are some of theThe thermostat is a temperature control valve assembly used in the vehicle cooling system. Located in a housing usually at the front of the vehicle engine, the thermostat allows circulation of coolant through the radiator once the predetermined engine temperature is achieved. There are various styles of thermostats available including conventional, by pass, thermostat housing assemblies, high flow and inserts used in conjunction with original housing.