Times are changing in an enthusiastic and obvious direction for the Chrysler Groupâs SRT division -- aka Street and Racing Technology -- to the point where the once smaller spin-off of the companyâs performance unit has now evolved into its own brand. Lead by Ralph Gilles, the revolutionary designer, innovator and think-tank leader, SRT welcomes three top draft picks to join the teamâs captain, the Dodge Challenger SRT8.