All-wheel drive became available with the TL’s redesign for the 2009 model year, which ended up being the car’s last generation ... 3.5-liter V-6 or an available 305-hp, 3.7-liter V-6 with ...

Perhaps the most immediately obvious difference between the cars is their exterior ... of the vehicle hit 60 mph in 6.5 seconds, while the all-wheel drive models can do it in 4.5 seconds.