GLA45 AMG concept car was unveiled at the 2013 in Los Angeles Motorshow, as a high-performance version of the GLA-Class with an AMG 2.0-litre four-cylinder twin-scroll turbocharged petrol engine rated 360 PS (265 kW; 355 hp) and 450 N·m (332 lbf·ft), 4Matic all wheel drive, AMG Speedshift DCT 7-speed transmission with paddle shifters, and fitted with various AMG-badged accoutrements and an AMG sports exhaust system with an electronically controlled variable vane system to modulate the exhaust note.