It didn't take much time for Opel to make Insignia more aggressive. They just used the idea of GTC concept car model 2007 in serial production. The Insignia OPC version wasn't original source, it's a product of improvement of Opel Insignia 2.8 V6 Turbo. Due to the chip tuning and changes in engine's exhaust system the power was upgraded to 325 h.p. The suspension was also changed. Front bars received new curving lugs, which made the steering easier, and let the ...