Girodisc 2-Piece Rotors for BMW F8X M2/M3/M4 Select::Front for Red Silver or Gold Calipers (A1-220) The block includes six 1/8"

The block includes six 1/8" NPT threaded ports and one 3/8" NPT threaded port and all plugs

Operating in both gas and ethanol/ E85

Includes one weld flange for your intercooler pipe cut to mate to 2

8mm Moly CUS IPA CUS Standard 8550XX 85

Girodisc 2-Piece Rotors for BMW F8X M2/M3/M4 Select::Front for Red Silver or Gold Calipers (A1-220) The block includes six 1/8"Girodisc 2 piece iron rotors for the BMW F80 M3, F82 F83 M4 and F87 M2 models. These iron rotors are available as a direct replacement for your factory iron rotors or to replace the costly carbon ceramics with a more affordable iron option. If you are replacing your factory carbon ceramic rotors with new iron rotors, you'll need to choose new brake pads designed for iron rotors. When you need to replace the rotor rings, they are available separately