Wheel Nut - Bulge Nut - Mitsubishi Lancer EVO 5 6 CP9A 3 Different nuts were fitted to EVO 5 6 the other 2 types are the ones with the big flat washer attached to the nut. You can choose from aftermarket copy or Original Mitsubishi Mitsubishi Part Number MB057636 3880A008 MR910032 3880A009