For 2011, the Lexus IS F was revised to address its uncommunicative, artificially heavy steering and uncomfortable, leaden ride. These enhancements came on top of the Torsen-type limited slip differential added the year before. The differences were obvious out in the real world, but to see what the changes did to its performance and handling capabilities, we brought the latest IS F to the Edmunds.com test track. Acceleration was tested with 0-60 and quarter-mile tests, while braking was calculated using 60-0. Handling tests included a timed slalom and two trips around a skid pad to generate a lateral acceleration calculation.
Read more about the 2011 Lexus IS F track test.