Lingenfelter Stage IV twin-turbocharged 427 CI V-8, installed in the only known HRE Camaro upgraded with this engine. It is signed by Matt Murphy of GMMG and carries Hot Rod Magazine Test Car graphics, GMMG chambered exhaust, Fikse wheels, Wilwood calipers, and a roll cage with a 5-point harness. Annual mileage sits near the low end for this generation.