Girodisc Mercedes 360mm Front Replacement Rings 180SX The included IE throttle adapter

The included IE throttle adapter is cast and CNC machined from aerospace quality aluminum creating a smooth transition from the larger throttle body to the supercharger inlet

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Some items may require ordering from the USA with extended lead times

Girodisc Mercedes 360mm Front Replacement Rings 180SX The included IE throttle adapterOur replacement rings are sold in pairs and include replacement hardware. The only parts you will reuse are your existing GiroDisc hats. Please note that unless specifically noted, GiroDisc replacement rings are only designed to work with GiroDisc hats. They are not designed to be used with other brands, including hats from cars equipped with 2 piece rotors from the factory.