The Pro R slip-on. Three stainless mufflers replace the factory brick, hung on billet aluminum hardware.
3" slip-on | Tri-muffler | Stainless | Billet hardware
On a supercharged Pro R this is part of how the 425 tier makes its number. On a stock one, it's the difference between the car sounding like a rental and sounding like yours.
All orders are hand built once payment in full has been received. Typical ship times are 1-3 business days