RX8Performance AST auxillary cooling system To better suit your specific

To better suit your specific application and goals they are available with several additional options as well

Bolt-in design utilizing factory cooling fans and condenser

Pre-wired cooling fans

These are aftermarket plugs

The radiator design is known as a dual pass system and has far superior heat transfer characteristics compared to other radiators

RX8Performance AST auxillary cooling system To better suit your specificLet's face it, the factory RX 8 Air Separator Tank or AST being made of plastic leaves a bit to be desired. They have become brittle with age which unfortunately often causes the cap to snap off or the tank to split causing leaks. This can empty the RX 8's cooling system very quickly causing overheating and may cause serious engine damage. Our new unit is a direct bolt in replacement for the OE plastic unit and is compatible with completely stock (as