Audi TT / TT RS Forged: ERA Series ERA-3 Audi A6 / S6 / RS6 Forged: ERA Series ERA-3 Porsche 911 Forged: ERA Series ERA-3 Porsche Forged: ERA Series ERA-3 Chevrolet / GMC C-10 Forged: ERA Series ERA-3 Dodge Challenger Forged: ERA Series ERA-3 Porsche 997 Carrera (Turbo, GT2RS, GT3) Forged: ERA Series ERA-3 Nissan GTR Forged: ERA Series ERA-3