SRS-Concept - E36 318ti M3 brake adapter kit Extrem (1861)Do you want a better brake power ? This will easily add massive brake power to your 318ti trailing arms. We offer you the only E36 M3 brake conversion kit of the entire world ! This will upgrade the rotor size from the 272mm non vented 318ti rotors to 312mm very vented M3 rotors. *Note: This M3 version do not let you use your original handbrake. If you want to keep your original parking brake, instead we suggest you our NON M BIG BRAKE ADAPTER KIT