The Mazdaspeed Axela retained the MZR 2.3 DISI Turbo engine. New ECU tweaks provided for a more useful power curve; additionally the gear ratios were revised. The 6-speed manual transmission has a wider 2nd through 5th gear ratio than the previous generation. A torque-sensing conical limited-slip differential (LSD) is standard. The 2nd generation Mazdaspeed Axela comes with larger diameter stabilizers with longer mount spans and wider Dunlop 18-inch tires. Front brakes have large diameter 12.6-inch ventilated discs. A functional hood scoop was added to allow for a denser charge to the top-mounted intercooler while also keeping heat soak to a minimum, a common complaint with the 1st generation Mazdaspeed Axela The newer generation MZR engine contained updated pistons with a "dish" around the spark plug area. This was probably to keep the fuel mix concentrated around the spark plug for better combustion. The updated car came with some additional weight, which was offset by the ECU and gear updates. From a standstill a Mazdaspeed Axela can reach 60 mph (97 km/h) in 5.2 seconds, and the 1⁄4 mile (402 m) in 13.9 seconds at 102 mph (164 km/h). The suspension and steering have been changed to improve performance, most notably...