Its powerful ten - cylinder engine is available in two tuning packages, and the adaptive dampers make the R8 equally impressive at intense speeds or just cruising along. (audihoffmanestates.com)
Focus: Maintain heart rate and balance it out after intense speed bursts. (kiefer.com)
This is an effective, muscle - building, and fat - burning 8 - round workout routine built on going at your most intense speed and pushing further. (directlyfitness.com)