Here is a complete walkthrough for every time trial on 3 stars. This trophy is really hard, be patient and keep griding until you get the right time !
ArlandAtrium OneAtrium TwoBurfieldChaseConvoy OneConvoy TwoCranes OneCranes TwoEdgeFactoryFlightHeatNew EdenOfficePlayground OnePlayground TwoPlayground ThreeShard OneShard TwoStormdrains OneStormdrains TwoStormdrains ThreeDLC Levels (thx ovendonkey !)ActinoActino RiseChromaFlowKineticRazzmatazzReflexSynesthesiaVelocity