American Hennessey has in their offer put new tuning package for the reinforcement of the engine for McLaren MP4-12C. Their HPE700 package includes reinforced twin-turbo 3.8-liter V8 engine to 525 kW/704Hp and 728 Nm of torque. The package also boasts reprogrammed electronic control unit engine, sports exhaust system made of stainless steel, intercooler upgrade, and dual air induction filters.This all means that the car has 65 kW / 88Hp and 130 Nm over a serial copies.
Hennessey says the HPE700 McLaren MP4-12C accelerates from 0 to 60 mph in just 2.8 seconds, and the quarter mile exceeds by 10.3 seconds. Hennessey kept most of the stock parts including the interior and the exterior. There is no official confirmation on the pricing, but some unofficial sources say that the new package cost $19,500.