Alcon Nissan R35 GTR Gen 1/2 380X30mm Rotor Ring Kit - Rear Right AH01 we include a progressive rate

we include a progressive rate polymer

Features: Specifically designed for the BMW E46 3 Series and M3

The Boost Tubes work with the stock Power Stroke intake components by using proprietary high-strength 5-ply silicone hoses and a billet aluminum venturi adapters for turbo outlet and throttle body connection

GiroDisc 2021+ BMW M2/M3/M4 G8X 370mm Slotted Rear Rotors

Alcon Nissan R35 GTR Gen 1/2 380X30mm Rotor Ring Kit - Rear Right AH01 we include a progressive rateDirectionally curved cooling vanes for optimum cooling performance. Floating rotor system has been designed to allow thermal expansion of the disc throughout it's life while minimizing the tendency to cause vibration.