Girodisc Ferrari 458, 488 Challenge Front Replacement Rings EcoBoost Enhance your BMW E46 M3's

Enhance your BMW E46 M3's performance with the Eventuri Carbon Fibre Air Scoop

Anodised aluminium Fiesta ST specific mounting bracket

pressure drop is the amount of pressure that is lost as air travels through the intercooler

and clip mounts for a proper factory-like quality install

The TIG-welded 304 stainless and investment cast body delivers addictive sound

Girodisc Ferrari 458, 488 Challenge Front Replacement Rings EcoBoost Enhance your BMW E46 M3'sOur 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.