Porsche 997 GT3 / GT3 RS GiroDisc Upgraded Brake Rotors Choose Rotors:Rear Rotors - (Standard Brakes) With ECU Tune adds 53

With ECU Tune adds 53 whp (wheel horsepower) and 47 ft/lbs of torque at 5850 RPM when the valves are open by channeling the flow of the exhaust gases directly out the back of the car with minimal restriction

25” resonators to minimize weight and improve top-end performance

significant sports car sound with Stock OEM mufflers

thoroughly dry all accessible surfaces

Porsche 997 GT3 / GT3 RS GiroDisc Upgraded Brake Rotors Choose Rotors:Rear Rotors - (Standard Brakes) With ECU Tune adds 53Upgrade the factory brakes or replace worn out rotors with premium GiroDisc brake rotors. Perfect for track use and a cost effective premium brake replacement solution vs PCCB. The central hat section of each rotor is made from strictly U. S. sourced 6061 T6 aircraft specification aluminum. The disc is made from proprietary cast iron, poured in the USA and machined from start to finish in house at GiroDisc. The rotor utilizes a curved vane design,