RZR PRO-R TITANIUM CENTER EXIT SLIP ON EXHAUSTCenter Exit 2. 5": For use with stock spark arrester (not suitable for use on high horse power turbos) Does not come with heat shields Add our custom Torque Link tune to up the power to 270HP!!!! 40hp gain from stock Does not require a tune One of the quietest mufflers on the market Built out of Titanium to be as light as possible Material Titanium Exhaust Type Slip On Exit Center Exit Vehicle RZR Pro R Installation Easy to Install Performance