Talk:Porsche Cayman GT4 (Championship)/@comment-67.70.95.217-20170609184848/@comment-99.239.230.127-20170609192058

nitro pro kits are better than topspeed on this car ;

level 5 drivetrain increases total speed by 1kmh

level 5 exhaust increases by 2.5 kmh

so go exhuast > suspension >drivetrain > tires