On August 16, 2007, Chevrolet officially revealed the 2008 Chevrolet HHR SS Turbocharged at the Woodward Dream Cruise in Birmingham, Michigan. It was created by GM's Performance Division and introduced as a 2008 model in the fall of 2007. The SS Turbocharged features a turbocharged Ecotec LNF I4 engine and intercooler that produces ( with the optional 4-speed automatic), race-tuned high-performance suspension, five-speed manual transmission with short-throw shifter, standard four-wheel antilock disc brakes, ground effects with unique front and rear fascias, aggressive black cross-mesh grille, liftgate-mounted aero spoiler, an analog A-pillar-mounted titanium boost gauge, leather-wrapped steering wheel with mounted audio controls, and unique high-polished aluminum wheels.